.about .iframe-container{position: relative;width:100%;height:0;padding-bottom: 56.25%;}
.about .iframe-container iframe{position:absolute;top:0;left: 0;width:100%;height:100%;min-height:inherit;}
.about-l{display:flex;align-items: center;}
@media (min-width:1025px){.about-r{padding-top:20px;padding-bottom:20px;}}