.com-intro .text{text-indent:2rem;font-size:15px;font-weight:700;line-height:25px}.com-intro .btn-box{text-align:center;margin-top:20px}.com-intro .btn-box a{display:inline-block;width:215px;height:54px;font-size:22px;line-height:54px;color:#fef9a6;margin:0 20px;background-image:url(../images/btn-bg.png);background-position:center;background-repeat:no-repeat;-moz-background-size:contain;background-size:contain}.sign_up{position:fixed;left:0;bottom:250px;z-index:99;width:100%;height:0}.sign_up .box{position:relative}.sign_up a{position:absolute;bottom:0;right:-180px;cursor:pointer}