.row{margin:0;padding:0}.options{padding:20px;margin-top:20px;background-color:rgba(191,191,191,.15)}.caption{font-size:18px;font-weight:500}.option{margin-top:10px}.div-envelop-btn{width:100%;text-align:center}#panel-left{border:1px solid gray;padding:8px}#footer{height:26px;background:#000;position:fixed;width:100%;top:0;z-index:2}#contact-container{margin-top:20px}