*, *::before, *::after { box-sizing: border-box; }
body { margin: 0; }
h1, h2, h3, h4, h5, h6, p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, video, svg { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
a { color: inherit; }