.video-section{margin-top:70px;padding:0 20px}.video-section .container{margin:auto;max-width:1280px}.video-section .video-item{padding-top:56.25%;position:relative}.video-section .video-item iframe{height:100%;left:0;position:absolute;top:0;width:100%}@media (max-width:1023px){.video-section{margin-top:50px}}