section.howto{img{margin:12px 0 24px;border:1px solid #e1e4e8}ul{list-style-type:disc;margin-left:24px;margin-top:12px;margin-bottom:12px}h2{position:relative;padding:1rem;border-bottom:6px solid rgb(37,37,37)}h2:before{position:absolute;bottom:-6px;left:0;width:20%;height:6px;content:"";background:#797979}u{font-weight:700;text-decoration:none;background:linear-gradient(transparent 60%,#fffe03 0)}h3{padding:.5rem 1rem;border-left:4px solid rgb(37,37,37)}}