*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
button { cursor: pointer; font: inherit; border: none; background: none; }
a { text-decoration: none; color: inherit; }
ul, ol { list-style: none; }
input, select, textarea { font: inherit; }
img { display: block; max-width: 100%; }