.el-header{background:-webkit-gradient(linear,left top,right top,from(#3e41ea),to(#55aef5));background:linear-gradient(90deg,#3e41ea,#55aef5);color:#fff;text-align:center;line-height:10rem;font-size:2.3rem;font-weight:600;letter-spacing:.3rem;display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;position:fixed;width:100%;top:0;z-index:99}.contain{background-color:#fff;padding:10%;border:10rem solid #dcdfe6;border-radius:1rem;height:100%;position:relative;top:-180px}