/*! minireset.css v0.0.6 | MIT License | github.com/jgthms/minireset.css */html,body,p,ol,ul,li,dl,dt,dd,blockquote,figure,fieldset,legend,textarea,pre,iframe,hr,h1,h2,h3,h4,h5,h6{margin:0;padding:0}h1,h2,h3,h4,h5,h6{font-size:100%;font-weight:normal}ul{list-style:none}button,input,select{margin:0}html{box-sizing:border-box}*,*::before,*::after{box-sizing:inherit}img,video{height:auto;max-width:100%}iframe{border:0}table{border-collapse:collapse;border-spacing:0}td,th{padding:0}

/*---av normalize----*/
* {box-sizing: border-box; outline: none;}
:root{
    --main:#4F4F4F;
    --main-second:#0099DD;
    --blue-2:#00557A;

}
html {scroll-behavior: smooth;}
body {
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', sans-serif;
    text-align: left;
    position: relative;
    z-index: 1;
    color: var(--main);
    background-repeat: no-repeat;
    box-sizing: border-box;
    cursor: default;
    overflow: auto;
    background-color: #fff;
    font-weight: 500;font-size: 18px;  line-height:1.55
}
section {display: block; width: 100%;}

a {transition: color .3s ease-in-out; text-decoration: none; outline: none;color:var(--main);}
a:focus{outline:none;}
/* a:visited, */
a:hover{text-decoration: none;}


.d-block {display: block; top:-18px;}
input.wrong {border-color: red !important;}
.error {font-size: 12px!important; color: red !important; text-align: left; opacity: 0; transition: opacity .3s ease-in-out; line-height: 1.1;}
.error.show{opacity: 1;}
svg path {transition: fill .3s ease-in-out;}
p {margin-bottom: 8px;}

h1 {}
h2 {font-weight: 800;font-size: 50px; color: #fff; line-height: 161.4%;letter-spacing: 1.5px;text-transform: uppercase; margin-bottom: 64px;}
h3 {width: 100%; text-align: center; font-weight: 800; font-size: 40px; line-height: 143.9%;letter-spacing: 3px; text-transform: uppercase; margin-bottom: 80px; color:var(--main-second);}
h4 {font-weight: 600;font-size: 25px; line-height: 134.5%; color:#000; margin-bottom: 25px;}
h5 {font-weight: 600; font-size: 25px; line-height: 134.5%; text-align: left; margin-bottom: 19px; color:#fff;}

ul {margin: 0; padding: 0;}
li {list-style: none;}


.content {max-width: 1680px; position: relative; margin: 0 auto; }
.lines {position: relative;}
.lines::before {
    position: absolute;
    content:"";
    top:0;bottom: 0;
    min-width: 1680px;
    height: 100%;
    margin: 0 auto; 
    left:50%; 
    transform: translateX(-50%);
    background-image: url("../img/lines.png"); background-repeat: repeat-y; background-size: 100% auto;
    z-index: -1;
}
.lines.gray::before {background-image: url("../img/lines-gray.png");}
.hidden {display: none !important;}

input, select {transition: border-color .3s ease-in-out;}
.btn {display: inline-block; padding: 18.5px 73px; font-weight: 600;font-size: 16px; line-height: 20px; color:#fff; 
    background-color: var(--main-second); transition: background-color .3s ease-in-out; cursor: pointer;}

.btn:hover {background-color:var(--blue-2);}

#up-btn {position: fixed; 
    cursor: pointer;
    pointer-events: auto;
    opacity: 0;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    padding: 0;
    -webkit-transition: opacity .3s;
    -moz-transition: opacity .3s;
    -ms-transition: opacity .3s;
    -o-transition: opacity .3s;
    transition: opacity .3s;
    background-color: var(--main-second);
    background-image: url("../img/icons/v-white.svg");
    background-position: center;
    background-repeat: no-repeat;
    background-size: 40%;
    bottom:50px;
    right: 50px;
    z-index: 5;

}
#up-btn.show {opacity: .7;}
#up-btn.show:hover {opacity: 1;}

.simple-section {padding: 150px 0 20px; position: relative; overflow: hidden;}



/*---- header ----*/
header {display: block; width: 100%; position: relative; z-index: 5;}
#header {}
#header .header-menu-wrapper {display: flex; justify-content: space-between; padding: 32px 0; align-items: center; background-color: transparent;}
#header .logo-wrapper{width:380px; position: relative; top:-6px;}
#header .logo-wrapper > img {display: block; width: 100%; object-fit: contain;}
#header .main-menu ul {display: flex;}
#header .main-menu ul > li {display: inline-block; margin-right: 30px;}
#header .main-menu ul > li > a {color: #fff; font-size: 20px;}
#header .main-menu ul > li > a:hover {color: var(--main-second);}
#header .main-menu ul > li:last-of-type {margin-right: 0px;}

#header .phones-block {position: relative; min-width: 284px;}
#header .phones-block a {color:#fff; font-weight: 800; display: inline-block; margin-right: 10px; font-size: 20px;}
#header .phones-block a:hover {color: var(--main-second);}
#header .phones-block a + .operator {color:#fff; font-weight: normal; font-size: 20px;}

#header .phones-block .main-number{position: relative;}

#header .phones-block .show-all-numbers{max-height: 0; overflow: hidden; transition: max-height 1s ease-in-out; position: absolute; top: 33px;}
#header .phones-block .show-all-numbers.show{max-height:600px;}
#header .phones-block .v {position: absolute; right: 0; top:6px; height: 22px; width: 22px; 
    background-image: url("../img/icons/v-white-header.svg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 50%;
    transition: transform .3s ease-in-out;
    cursor: pointer;
}
#header .phones-block .v.active {transform: rotate(180deg);}
#header .phones-block .show-all-numbers a {display: inline-block; margin-top: 0px;}

/*--main-banner--*/
.main-banner {min-height: 945px; width: 100%; 
    background-image: url("../img/main-bg.jpg"); 
    background-repeat: no-repeat; 
    background-position: center; background-size: cover;
    margin-top: -126px;
    display: flex;align-items: center; position: relative;z-index: 0;
    overflow: hidden;

}
.main-banner > .content {}
.main-banner h2 {max-width: 60%;}

/*---- Main-page ----*/
.systems-wrapper {}
.systems-wrapper .single-system {display: flex; flex-wrap: wrap; margin-bottom: 70px; justify-content: space-between;}
.systems-wrapper .single-system:nth-child(even) {flex-direction: row-reverse; text-align: right;}
.systems-wrapper .single-system:nth-child(odd) {flex-direction: row; text-align: left;}
.systems-wrapper .single-system:last-of-type {margin-bottom: 0px;}
.systems-wrapper .single-system .thumb {width: 49%; display: flex; align-items: center; justify-content:center;}
.systems-wrapper .single-system .thumb a {display: block; position: relative; max-width: 400px; height: auto; width: 100%;}
.systems-wrapper .single-system .thumb a  > img {display: block; width: 100%; height: 100%; object-fit: cover;}
/*.systems-wrapper .single-system .thumb a::before {
    content:"";
    position: absolute;
    bottom: 0;right: 0;left: 0;top: 0;
    background-color: #0b1c25;
    opacity: 0.68;
    transition: opacity .3s ease-in-out;
}
.systems-wrapper .single-system .thumb a:hover::before {opacity: 0;}
.systems-wrapper .single-system .thumb a::after {
    content:"";
    position: absolute;
    bottom: 50%;right: 50%;left: 50%;top: 50%;
    transform: translate(-50%,-50%);
    height: 116px;
    width: 116px;
    background-image: url("../img/icons/play-btn.svg");
    background-repeat: no-repeat;
    background-size: contain;
}*/

.systems-wrapper .single-system .desc {width: 50%; font-weight: 500; font-size: 18px; line-height: 1.55; padding-top: 30px;}
.systems-wrapper .single-system:nth-child(even) .desc {padding-right: 20px;}
.systems-wrapper .single-system:nth-child(odd) .desc {padding-left: 20px;}
.systems-wrapper .single-system .desc ul li {margin-bottom: 20px; list-style: disc; margin-left: 15px;}

.portfolio-wrapper {display: flex;flex-wrap: wrap; column-gap: .5%; padding-bottom: 150px;}
.portfolio-wrapper .single-collumn {width: 33%; display: flex; flex-wrap: wrap; column-gap: 1.2%;}
.portfolio-wrapper .single-collumn a.single-image {display: block; margin-bottom: 1.2%;width: 100%; position: relative;}
.portfolio-wrapper .single-collumn a.single-image::before{
    content: "";
    position: absolute;
    top: 0;right: 0;left: 0;bottom: 0;
    background-color: #000;
    opacity: 0;
    transition: opacity .3s ease-in-out;
}
.portfolio-wrapper .single-collumn a.single-image:hover::before {opacity: .5;}
.portfolio-wrapper .single-collumn a.single-image::after {
    content:"";
    position: absolute;
    top: 0;left: 0;
    height: 40px;
    width: 40px;
    background-image: url("../img/icons/lupa.svg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    left:50%;
    top:50%;
    transform: translate(-50%,-50%);
    opacity: 0;
    transition: opacity .3s ease-in-out;
}
.portfolio-wrapper .single-collumn a.single-image:hover::after {opacity: 1;}


.portfolio-wrapper .single-collumn a.single-image > img {display: block;width: 100%; height: 100%; object-fit: cover;}

.portfolio-wrapper .single-collumn:nth-child(odd) a.single-image:nth-child(1),
.portfolio-wrapper .single-collumn:nth-child(even) a.single-image:nth-child(3){width: 100%; height: 382px;}

.portfolio-wrapper .single-collumn:nth-child(odd) a.single-image:nth-child(2),
.portfolio-wrapper .single-collumn:nth-child(odd) a.single-image:nth-child(3),
.portfolio-wrapper .single-collumn:nth-child(even) a.single-image:nth-child(1),
.portfolio-wrapper .single-collumn:nth-child(even) a.single-image:nth-child(2){width: 49.4%; height: 184px;}

.desc-slider-wrapper {position: relative;}
.partners-desc {text-align: left; max-width: 460px;}
.partners-desc h3 {text-align: left; margin-bottom: 25px;}
.partners-desc .desc{max-width: 375px;}
.desc-slider-wrapper .slider-nav {display: flex; margin-top: 37px;}
.desc-slider-wrapper .slider-nav .prev-slide,
.desc-slider-wrapper .slider-nav .next-slide {width: 40px; height: 15px; background-repeat: no-repeat; background-position: center; background-size: contain;
    cursor:pointer; opacity:.6; transition: opacity .3s ease-in-out;
}
.desc-slider-wrapper .slider-nav .prev-slide:hover,
.desc-slider-wrapper .slider-nav .next-slide:hover {opacity: 1;}
.desc-slider-wrapper .slider-nav .prev-slide {background-image: url("../img/icons/prev-btn.svg"); margin-right: 20px;}
.desc-slider-wrapper .slider-nav .next-slide {background-image: url("../img/icons/next-btn.svg");}

.partners-slider {
    position: absolute;
    top:-10px;
    left:541px;
}
.partners-slider a.single-slide{display: flex; height: 270px; width: 270px; align-items: center; 
    justify-content: center; padding: 50px;
    border: 1px solid #EEEEEE;
    background-color: #fff;
    margin-right: 12px;
}
.partners-slider a.single-slide > img {display: block; width: 100%; height: 100%; object-fit: contain;}

#partners.simple-section::after {
    content:"";
    position: absolute;
    bottom: 0;right: 0;left: 40%;top: 0;z-index: -1;
    background-color: var(--blue-2);
}
#partners.simple-section {padding-bottom: 150px;}

section#company {padding: 220px 0 200px;}
.thumb-desc-wrapper {display: flex; flex-wrap: wrap; justify-content: space-between;}
.thumb-desc-wrapper .thumb-wrapper {width: 49%; position: relative; padding: 0 0 53px 53px;}
.thumb-desc-wrapper .thumb-wrapper > img {display: block; position: relative; width: 100%; height: 100%; object-fit: cover;}
.thumb-desc-wrapper .thumb-wrapper::before{
    content:"";
    position: absolute;
    height: calc(100% - 53px);
    left:0px;
    top:53px;
    right:53px;
    bottom: 0;
    background-color: var(--blue-2);
}
.thumb-desc-wrapper .desc-wrapper {width: 50%; padding: 20px;}
.thumb-desc-wrapper .desc-wrapper h3 {text-align: left; margin-bottom: 25px;}
.thumb-desc-wrapper .desc-wrapper p.desc {margin-bottom: 25px;}
/*--- footer---*/
footer {display: block; width: 100%; position: relative;z-index: 0;}
#contacts {background-image: url("../img/contacts.jpg");
    background-repeat: no-repeat;
    background-position: center;
    background-size: cover;
    position: relative;
    z-index: 0;
}
.contacts-wrapper {padding: 67px 0 37px; display: flex;}
.contacts-wrapper .desc {margin-right: 189px;}
.contacts-wrapper .desc p {font-weight: 400; font-size: 16px;line-height: 1.375; color:#fff; max-width: 480px;}

.contacts-wrapper .contacts {display: flex; flex-wrap: wrap; max-width: calc(100% - 670px);}
.contacts-wrapper .contacts .single-contact {color:#fff; position: relative; padding-left: 70px; width: 48%; padding-right: 5%; margin-bottom: 55px;}
.contacts-wrapper .contacts .single-contact::before {
    content:"";
    width: 45px;
    height: 45px;
    position: absolute;
    left:0;
    top:0;
    background-position: center;
    background-size: contain;
}
.contacts-wrapper .contacts .single-contact.adress::before {background-image: url("../img/icons/adress.svg");}
.contacts-wrapper .contacts .single-contact.phones::before {background-image: url("../img/icons/phone.svg");}
.contacts-wrapper .contacts .single-contact.email::before {background-image: url("../img/icons/mail.svg");}
.contacts-wrapper .contacts .single-contact.fax::before {background-image: url("../img/icons/fax.svg");}
.contacts-wrapper .contacts .single-contact .title{font-weight: 400;font-size: 16px; line-height: 1.25; margin-bottom: 7px;}
.contacts-wrapper .contacts .single-contact a {font-weight: 600; font-size: 18px;line-height: 1.22; color:#fff; display: inline-block;}
.contacts-wrapper .contacts .single-contact a:hover {color: var(--main-second);}
.contacts-wrapper .contacts .single-contact a + span {display: inline-block; margin-left: 6px;}
.copyright {padding: 16px; text-align: center; font-weight: 400; font-size: 15px; line-height: 22px; background-color: #0B1C25; color:#7E8999;}

.kross {position: absolute; width: 43px; height: 43px; background-image: url("../img/icons/kross.svg"); background-repeat: no-repeat; background-position: center; background-size: contain;}
.kross.gray {background-image: url("../img/icons/kross-gray.svg");}

.main-banner > .content .kross.first {right:-21.5px; bottom:75%;} 
.main-banner > .content .kross.second {left: calc(50% - 3px); bottom:-44%;} 
#portfolio .kross {left:-21px; top: -100px;}
#partners .kross {left: calc(25% - 10px); bottom: -150px;}

/*--- Popups ----*/
#overlay {position: absolute; z-index: -1; top:0; left:0; 
    background-color: var(--blue-2); width: 100%; height: 100%;
    opacity: 0;
    transition: all .3s ease-in-out;
}
#overlay.show{z-index: 10; opacity: 0.7;}

.popup {
    position: fixed; 
    left: 50%;
    width: 550px;
    padding: 30px;
    height: auto;
    -ms-transform: translate(-50%,-50%);
    -webkit-transform: translate(-50%,-50%);
    transform: translate(-50%,-50%);
    background-color: #fff;
    box-shadow: 0px 20px 50px rgba(0, 0, 0, 0.31);
}
.close-popup-wrapper > .close-btn {
    position: absolute;
    top:15px;
    right: 15px;
    display: inline-block; 
    cursor: pointer;
    height: 20px; width: 20px; 
    background-image: url("../img/icons/close-popup.png");
    background-position: center; 
    background-repeat: no-repeat; transition: opacity .3s; 
    opacity: .6;
}
.close-popup-wrapper > .close-btn:hover {opacity: 1;}
#callback.popup,
#thanks.popup {z-index: 10;top: -100%; transition: top .3s ease-in-out; visibility: hidden;}
#callback.popup.show,
#thanks.popup.show {visibility: visible; top:50%;}
.popup-box {text-align: center; margin: 0 auto;}
.popup-box > img {display: block; margin: 0 auto 20px auto;}
.popup-box p {font-size: 18px; text-align: center; margin: 20px auto;}
.popup-box p.title {font-weight: 500;}
.popup-box p.desc {font-weight: 300;font-size: 16px; margin-bottom: 50px;}
.popup-box .input-wrapper {position: relative; margin-bottom: 20px;}
.popup-box .input-wrapper .error {position: absolute; top:-34px;}
.popup-box .form-wrapper {width: 100%; margin: 0 auto;}
.popup-box .form-wrapper input {
    display: block;
    width: 100%;
    padding: 20px; 
    border:1px solid var(--blue-2); transition: all .3s ease-in-out;
    border-radius: 1px;
    height: 59px;
    font-weight: 300;
    font-size: 18px;
}
.popup-box .form-wrapper input:focus {border-color: var(--main-second);}



/*----- Media----*/
@media screen and (max-width:1680px){
    .content {width: 1500px;}
    .lines::before {min-width: 1500px;}
    #header .logo-wrapper {width: 340px;}
    



}
@media screen and (max-width:1536px){
    .content {width: 1400px;}
    .lines::before {min-width: 1400px;}
    /* #header .logo-wrapper {width: 360px;} */
    #header .main-menu ul > li {margin-right: 20px;}
    #header .main-menu ul > li > a {font-size: 18px;}
    .main-banner > .content .kross.second {left: calc(50% - 6px)}
    .main-banner h2 {max-width: 85%;}
    #partners.simple-section::after {left:45%;}
    .contacts-wrapper .desc {margin-right: 30px; max-width: 350px;}
    .contacts-wrapper .desc p {max-width: 100%;}
    .contacts-wrapper .contacts {max-width: calc(100% - 380px); justify-content: space-around;}

}


@media screen and (max-width:1440px){
    .content {width: 100%; padding-left: 20px !important; padding-right: 20px!important;}
    .lines::before {min-width: calc(100% - 40px);}
    #header .logo-wrapper {top: -5px;}
    /* #header .phones-block,
    #header .main-menu {margin-top: 12px;} */
    #header .logo-wrapper {width: 300px;} 
    .main-banner {min-height: 850px;}
    .main-banner > .content .kross.first {right: 0;}
    #portfolio .kross {left:0;}
    #partners .kross {left: calc(25% - 4px);}

}

/* normal screens - with keyboard */
@media screen and (max-width:1366px){
    #header .logo-wrapper {width: 280px;}
    #header .main-menu ul > li > a {font-size: 17px;}
    #header .phones-block a,
    #header .phones-block a + .operator {font-size: 18px;}
    #header .phones-block {min-width: 260px;}
    h4 {font-size: 25px;}
    .systems-wrapper .single-system .desc {font-size: 17px;}
    .systems-wrapper .single-system .desc ul li {margin-bottom: 14px;}
    body {font-size: 17px;}
    .thumb-desc-wrapper .desc-wrapper p.desc {margin-bottom: 15px;}
    .contacts-wrapper .contacts .single-contact {padding-right: 1%;}
}

@media screen and (max-width:1280px){
    #header .header-menu-wrapper {flex-wrap: wrap; }
    .main-banner {margin-top: -156px;}
    #header .phones-block {position: absolute;right: 16px; bottom: -10px; max-width: 255px;}
    h2 {font-size: 46px;}
    h3 {font-size: 36px; margin-bottom: 60px;}
    h4 {font-size: 24px;}
    .main-banner > .content .kross.second {left: calc(50% - 8px);}
    .simple-section {padding: 100px 0 20px;}
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(1), 
    .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(3), 
    .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(1) {height: 300px;}
    .portfolio-wrapper {padding-bottom: 100px;}
    section#company {padding: 120px 0 100px;} 
    .systems-wrapper .single-system .desc {font-size: 16px; padding-top: 0;}
    .contacts-wrapper .contacts .single-contact a {font-size: 16px;}
    .contacts-wrapper .contacts .single-contact {padding-left: 63px; margin-bottom: 40px;}
    .contacts-wrapper .contacts .single-contact .title {font-size: 15px;}
    .copyright{font-size: 13px;line-height: 15px;}
    body {font-size: 16px;}
    .thumb-desc-wrapper .desc-wrapper {padding-top: 0;}
    #header .logo-wrapper {width: 340px;}

}

@media screen and (max-width:1152px){
    h2 {font-size: 40px;}
    .systems-wrapper .single-system .desc {line-height: 1.4;}
    .systems-wrapper .single-system .desc ul li {margin-bottom: 7px;}
    .partners-slider a.single-slide {width: 200px; height: 200px;}
    .partners-slider {left:42%;}
    #partners.simple-section {padding-bottom: 100px;}
    .contacts-wrapper .desc p {font-size: 15px;}
    .contacts-wrapper .desc {max-width: 300px;}
    .contacts-wrapper .contacts {max-width: calc(100% - 330px);}
    .contacts-wrapper .contacts .single-contact a {font-weight: 500; font-size: 15px;}
    .contacts-wrapper .contacts .single-contact .title {font-size: 14px;}
        
}
@media screen and (max-width:1080px){
    #header .phones-block, #header .main-menu {width: 100%; margin-top: 20px;}
    .main-banner {margin-top: -162px;}
    #header .phones-block {left:20px;}
    .partners-desc {max-width: 360px;}
    #partners.simple-section {padding-bottom: 50px;}
    .contacts-wrapper {flex-wrap: wrap;}
    .contacts-wrapper .desc {max-width: 100%; padding-right: 0; margin-bottom: 40px;}
    .contacts-wrapper .contacts {max-width: 100%;}
    .contacts-wrapper .contacts .single-contact.phones {}
    .contacts-wrapper .contacts .single-contact {padding-left: 70px;}
    .contacts-wrapper .contacts .single-contact a {font-size: 16px;}
    .contacts-wrapper .contacts .single-contact .title {font-size: 15px;}
    .main-banner > .content .kross.second {left: calc(50% - 11px);}
    .main-banner > .content .kross.first {right: -2px;}
    #header .logo-wrapper {width: 370px;}


}

@media screen and (max-width:980px){
    .simple-section {padding: 60px 0 20px;}
    h3{margin-bottom: 30px;}
    .systems-wrapper .single-system:nth-child(even),
    .systems-wrapper .single-system:nth-child(odd) {flex-direction: row;text-align: left;}
    .systems-wrapper .single-system .thumb {width: 100%; margin-bottom: 25px;}
    .systems-wrapper .single-system:nth-child(even) .desc,
    .systems-wrapper .single-system:nth-child(odd) .desc {padding-left: 0;padding-right: 0; width: 100%;}
    .portfolio-wrapper {padding: 0 20px;}
    .portfolio-wrapper .single-collumn {width: 100%;}
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(1), 
    .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(3), 
    .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(1) {height: 450px;}
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(2), 
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(3), 
    .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(1), 
    .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(2), 
    .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(2), 
    .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(3) {height: 350px;}
    .partners-desc{max-width: 75%; }
    .partners-desc .desc {max-width: 100%;}
    .partners-slider {position: relative; top:0; left:0; margin-top: 30px;}
    #partners.simple-section::after {display: none;}
    section#company {padding: 40px 0 80px;}
    .thumb-desc-wrapper {flex-direction: column-reverse;}
    .thumb-desc-wrapper .thumb-wrapper {width: 100%;}
    .thumb-desc-wrapper .desc-wrapper {width: 100%; padding: 0; margin-bottom: 40px;}

}

/* tablet screens - touch pad */
@media screen and (max-width:854px){
    h2 {font-size: 34px;}
}

@media screen and (max-width:800px){
    .contacts-wrapper .contacts .single-contact {width: 100%;}
    .kross {display: none;}
   
}

@media screen and (max-width:720px){
    #header .main-menu ul > li > a {font-size: 15px;}
    .main-banner h2 {max-width: 97%; margin-top: 80px;}
    h2 {font-size: 30px;}
    h3 {font-size: 28px;}
    .main-banner {min-height: 750px;}
    .systems-wrapper .single-system {margin-bottom: 50px;}
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(3), .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(1), .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(3) {height: 250px;}
   
}

@media screen and (max-width:640px){
    #header .main-menu {display: none;}
    #header .phones-block {left:50%; transform: translateX(-50%);}
    #header .logo-wrapper {margin: 0 auto 20px;}
    .popup {width: 90%;}
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(1), .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(3), .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(1),
    .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(1) a.single-image:nth-child(3), .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(1), .portfolio-wrapper .single-collumn:nth-child(2) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(2), .portfolio-wrapper .single-collumn:nth-child(3) a.single-image:nth-child(3) {height: auto;}

}

@media screen and (max-width:540px){
    .main-banner h2 {max-width: 100%; margin-top: 100px;}
    h2 {font-size: 28px;}
    .partners-desc {max-width: 100%;}
}
@media screen and (max-width:480px){
    #up-btn {bottom: 20px; right:20px}
    
    
}
@media screen and (max-width:415px){
    .main-banner {min-height: 850px;}
    h2 {font-size: 24px;}
    h3 {font-size: 24px;}
    h4{font-size: 22px;}
    .partners-slider a.single-slide {padding: 10px; margin-right: 0;}
    .btn {width: 100%; padding: 18px; text-align: center;}
   
}
@media screen and (max-width:360px){
    .main-banner {min-height: 800px;}
       
}

@media screen and (max-width:320px){


   
}
@media screen and (max-width:300px){


}
@media screen and (max-width:240px){

}
@media screen and (max-height:800px){
    
}
@media screen and (max-height:720px){
    
}
/*---add 04-05-2022 ---*/
#header .phones-block {min-width: 304px;}
#header .phones-block .v {right: 14px;top: 5px;}
#second-banner {padding:0; margin-top: -50px; padding-bottom: 150px; background-color: transparent;} 
#second-banner .image-wrapper {height:100%;} 
#second-banner .image-wrapper img {display: block; width: 100%; height: 100%;} 
#second-banner .text-block {position: absolute; left:41.5%; top:114px;}
#second-banner .text-block .logo-banner {width:196px; margin-bottom: 40px;}
#second-banner .text-block .logo-banner img {width: 100%; object-fit: contain;}
#second-banner .text-block .desc {font-weight: 700; font-size: 36px; line-height: 1.22; letter-spacing: 2px;color: var(--blue-3); margin-bottom: 55px;}

@media screen and (max-width:1680px){
    #second-banner .text-block .desc {font-size: 30px;}
}
@media screen and (max-width:1536px){
    #second-banner .text-block .desc {font-size: 28px;}
    #second-banner .text-block {top:80px;}
}
@media screen and (max-width:1440px){
    #second-banner .text-block .desc {font-size: 26px;}
}
@media screen and (max-width:1366px){
    #second-banner .text-block .desc {font-size: 26px;}
    #header .phones-block a {font-weight: 500;}
    #header .phones-block .v {right: 45px;}
}
@media screen and (max-width:1280px){
    #second-banner .text-block .desc {font-size: 22px; margin-bottom: 30px;}
    #second-banner .text-block .logo-banner {margin-bottom: 30px;}
    #second-banner {padding-bottom: 100px;}
    #header .phones-block a {font-weight: 800;}

}
@media screen and (max-width:1080px){
    #second-banner {height: 550px;}
    #second-banner .image-wrapper img {object-fit: cover;}
    #second-banner .text-block .desc {font-size: 20px;}
    #second-banner .text-block {left:40%;}
}
@media screen and (max-width:980px){
    #second-banner {margin-top: 0; padding-bottom: 20px; height: 570px; }
    #second-banner .text-block {left: 35%;}
    #second-banner .text-block .desc {font-size: 18px;}
}
@media screen and (max-width:854px){
    #second-banner .text-block .desc {font-weight: 600;}
}
@media screen and (max-width:800px){
    #second-banner {height: 500px;}
    #second-banner .text-block .desc {font-weight: 500;}
    #second-banner .text-block {left: 28%;}
    #second-banner .text-block .logo-banner {width: 160px;}
}
@media screen and (max-width:720px){
    #second-banner {height: 460px;}
    #second-banner .text-block .desc {font-size: 15px;}
}
@media screen and (max-width:640px){
    #second-banner {height: 400px; margin-top: 50px;}
    #second-banner .text-block {top:40px;}
    #second-banner .text-block .logo-banner {width: 140px;}
    #second-banner .text-block .desc {font-size: 20px;}
}
@media screen and (max-width:480px){
    #second-banner {height: 310px;}
    #second-banner .text-block .logo-banner {width: 80px; margin-bottom: 10px;}
    #second-banner .text-block .desc {font-size: 14px; margin-bottom: 20px;}
    #second-banner .btn {padding: 18px 30px; font-weight: 500;}
}
@media screen and (max-width:415px){
    #second-banner .btn {width: auto; padding: 10px 20px; font-weight:400;}
    #second-banner {height: 290px;}   
}
@media screen and (max-width:360px){
    #second-banner {height: 265px;}
    #second-banner .text-block {top:40px;}
    #second-banner .text-block .logo-banner {margin-bottom: 5px;}
    #second-banner .text-block .desc {margin-bottom: 10px;}
}