.posrel{position:relative; max-width:100%;}
.video-responsive{overflow:hidden;padding-bottom:56.25%;position:relative;height:0;}
.video-responsive iframe{left:0;top:0;height:100%;width:100%;position:absolute;}
@import url('https://fonts.googleapis.com/css?family=Poppins');
h1{text-align: center;color:white;}
.container-all{width: fit-content;margin: 0 auto;height: auto;max-width:1380px;}
.container{margin: 5px;width: calc(25% - 10px);overflow:hidden;height: fit-content;padding: 0;display:block;position:relative;float:left;background:#000;overflow: hidden;font-size:12px;}
img{width: 100%;transition-duration: .3s;max-width: 100%;display:block;overflow:hidden;cursor:pointer;}
.time{position: absolute; z-index: 2;right: 5px; top: 5px;padding: 2px 5px;background-color: rgba(0, 0, 0, 0.6);color: white;font-size:12px;font-family: "poppins";}
.title{position:absolute;cursor:pointer;top: 40%;left: 50%;margin-right: -50%;transform: translate(-50%, -50%);background: url("imgvid/play-button.png") no-repeat scroll center center / 60px 60px;color: #fff;opacity:0.4;padding: 60px;}
.desc{position:absolute;font-style: poppins;font-size: 1.1em;	top: 84%;cursor:pointer;max-width: 92%;text-align:center;left: 50%;text-shadow: 1px 5px 10px black;display:none;margin-right: -50%;transition-duration: .3s;transform: translate(-50%, -50%)}
.container:hover img{transform: scale(1.2);transition-duration: .3s;opacity:0.4;overflow:hidden;}
.container:hover span{color:white;display: block;transition-duration: .3s;opacity:1;}
@media only screen and (max-width: 1100px) {.container {width: calc(33.33% - 10px);}}
@media only screen and (max-width: 900px) {.container {width: calc(50% - 10px);}}
@media only screen and (max-width: 480px) {.container {width: 98%;}}
.middle4 {width: 100%;height: auto;display: flex;}
.middle2 {width: 100%;margin-top: 100px;height: auto;display: flex;justify-content: center;align-items: center;}