iframe { display:block; /* force the iframe to display as block */ height:100%; /* scrolling=”on” assign 100% height */ width: 100%; border:none; }section{display:block}.w3-container{padding:0.01em 0px;}.w3-container:after,.w3-row:after,.w3-row-padding:after,.w3-topnav:after,.w3-clear:after,.w3-btn-group:before,.w3-btn-group:after{content:””;display:table;clear:both}

#upprev_box{bottom:80px;right:5px;display:block;display:block;}