.howtosteps{width:800px;margin:50px auto 0;text-align:justify}.howtosteps li{list-style-type:decimal;padding:10px}.videoframe{width:100%;height:480px;border:0}.textmid{width:824px;margin:60px auto 30px auto}.textlarge{width:680px;margin:0 auto 0 auto;text-align:center}@media only screen and (max-width:480px),only screen and (max-device-width:480px){.howtosteps{width:calc(100% - 20px);margin:50px auto 0;padding:10px}.videoframe{width:100%;height:auto}.textmid{width:calc(100% - 30px);margin:60px 15px 30px 15px}.textlarge{width:calc(100% - 30px);margin:0 15px 0 15px}.textmid picture img{width:100%;height:auto}}