body,html{margin:0;padding:0;height:100%;width:100%;overflow:hidden}body{background:linear-gradient(45deg,#00cfff,#2c889f 80%);color:#fff;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center}.wrapper{width:90%;max-width:800px;padding:20px;text-align:center}h1{font-size:50px;margin-bottom:0;line-height:1;font-weight:700;margin-bottom:10px}h1,h3{text-align:center;color:#fff!important}p{font-size:17px}