body{background-color:#333;color:#fff}header{background-color:#28b463}.navbar{background-color:#28b463}.container_historia{background-color:#d5f5e3}.card-header{background-color:#28b463}.card-footer{background-color:#28b463}.card-body{background-color:#d5f5e3;justify-content:center}.text-justify{text-align:justify}.MxText{background-color:#d5f5e3;color:#000}iframe{width:640;height:360;max-height:auto}.container_video{position:relative;height:calc(50vw * .5625);overflow:auto;z-index:1}.container_video video{position:absolute;width:100%;top:0;left:0;z-index:-100;-webkit-filter:sepia(100%)}.video_texto{background:rgba(0,0,0,.5);margin:2%;padding:20px}.footer .row{background-color:#28b463;color:#fff}@media (min-width:320px){iframe{width:100%;height:auto}video{width:100%;height:auto}}@media (min-width:768px){iframe{width:560px;height:315px}}