.grid1 {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    align-content: stretch;
    flex-wrap: wrap;
    margin-left: 10%;
}
.cell1 {
    height: 100%;
    background: transparent;
    padding: 0 2% 0 0;
    width: 50%;
}
.cell1.second{
    width: 100%;
    /*padding-top: 0;*/
}
.video1, .video2 {
    height: 100%;
    background: #F9F9F9;
    padding-left: 0%;
    width: 50%;
    position: relative;
}
.video2{
    width: 100%;
}
.text-about {
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #818181;
}
.section-why {
    background: #FFF;
    padding: 30px 0 0 0;
}
.section-pr {
    background: #F9F9F9;
    padding: 0 0 60px 0;
}
.grid2 {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    align-content: stretch;
    flex-wrap: wrap;
}
.cell2 {
    height: 100%;
    background: #F9F9F9;
    width: 100%;
    position: relative;
}
.container {
    display: flex;
    flex-wrap: wrap;
}
.video_wrapper {
    margin: 0 auto;
    position: relative;
    background-color: #000;
}
.video1 .video_wrapper_full {
    padding-top: 500px;
}
.video2 .video_wrapper_full {
    padding-top: 550px;
}
.videoIframe {
    position: absolute;
    top: 0;
    bottom: 0;
    right: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: transparent;
}
.videoPoster {
    position: absolute;
    top: 0px;
    left: 0px;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    border: none;
    /*text-indent: -999em;*/
    overflow: hidden;
    opacity: 1;
    -webkit-transition: opacity 800ms, height 0s;
    -moz-transition: opacity 800ms, height 0s;
    transition: opacity 800ms, height 0s;
    -webkit-transition-delay: 0s, 0s;
    -moz-transition-delay: 0s, 0s;
    transition-delay: 0s, 0s;
}
.videoPoster:hover {
    cursor: pointer;
}
.videoPoster:after {
    content: url("images/ic_button_video.png");
    position: absolute;
    top: 50%;
    left: 50%;
    width: 156px;
    height: 156px;
    margin: -70px 0 0 -70px;
}
.videoPoster:hover:before, .videoPoster:focus:before {
    border-color: white;
}
.videoPoster:hover:after, .videoPoster:focus:after {
    border-left-color: white;
}
.videoWrapperActive .videoPoster {
    opacity: 0;
    height: 0;
    -webkit-transition-delay: 0s, 800ms;
    -moz-transition-delay: 0s, 800ms;
    transition-delay: 0s, 800ms;
}


@media screen and (max-width: 1246px) {
    .grid1 {
        margin-left: 10px;
    }
}
@media screen and (max-width: 800px) {
    .grid1 {
        margin: 0;
    }
    .cell1, .video1 {
        width: 100%;
        margin-left: 0;
    }
    .text-about {
        font-size: 14px;
        margin-left: 10px;
        margin-right: 10px;
        margin-bottom: 0;
    }
    .cell1{
        margin: 0 10px;
    }
    .section-why .cell1{
        margin: 0;
    }
    .video1 .video_wrapper_full, .video2 .video_wrapper_full {
        padding-top: 340px;
    }
    .section-why{
        padding-bottom: 0;
        padding-top: 25px;
    }
    .section-pr {
        background: #F9F9F9;
        padding-bottom: 0;
        padding-top: 25px;
    }
    .grid2 {
        margin-left: 0;
        margin-right: 0;
    }
    .cell2 {
        padding: 0;
        margin-bottom: 0;
    }
    .section-pr .wrapper{
        padding-right: 0;
        padding-left: 0;
    }
    .section-pr .header-sect, .section-why .header-sect{
        max-height: 50px;
    }
    .videoPoster::after {
        content: url("images/ic_button_video_mobile.png");
        position: absolute;
        top: 50%;
        left: 50%;
        width: 106px;
        height: 106px;
        margin: -45px 0 0 -55px;
    }
}