* { box-sizing: border-box; -webkit-text-size-adjust: none; outline: none; }
html { width: 100%; height: 100%; font-size: 16px; }
body { width: 100%; margin: 0; padding: 0; font: inherit; line-height: normal; }
ul, ol { margin: 0; padding: 0; list-style-type: none; }
p { padding: 0; margin: 0; }

body { padding: 30px; }
.code pre { clear: both; display: inline-block; padding: 10px; margin: 10px 0; background: #fff9e8; font-size: 14px; line-height: 1.3em; }