#iphone-x {
    height: 687px;
    width: 314px;
    display: inline-block;
    background-size: auto 100%;
    background-position-x: center;
    background-position-y: center;
    background-image: url('../videos/IMG_6057.MP4');
    background-repeat: no-repeat;
    border: 12px solid #080808;
    border-radius: 44px;
    -webkit-box-shadow: 4px 4px 8px 0px rgba(34, 60, 80, 0.2);
-moz-box-shadow: 4px 4px 8px 0px rgba(34, 60, 80, 0.2);
box-shadow: 4px 4px 8px 0px rgba(34, 60, 80, 0.2);
    position: absolute;
    z-index: 3;
}
#iphone-x:before {
    position: absolute;
    left: calc(50% - 28%);
    top: 0;
    width: 56%;
    background: #080808;
    height: 26px;
    content: "";
    border-radius: 0 0 15px 15px;
}

.iphone-container {
  
}