/********** * reset *********/ * {box-sizing: border-box; -webkit-tap-highlight-color: rgba(0,0,0,0);} body, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td, hr, button, article, aside, details, figcaption, figure, footer, header, menu, nav, section { margin: 0; padding: 0; border: 0; } /* 默认不要下划线 */ a {text-decoration: none;} /* 按钮文本不可选 */ button {user-select: none;} img {vertical-align: middle;} /* 加载不出来的图片不要显示灰色边框 */ img:not([src]),img[src=""] {opacity: 0;} ul, ol {list-style: none;} table {border-collapse: collapse; border-spacing: 0;} input, select, button, textarea {font-size: 100%; font: inherit;} html, body {height: 100%; overflow-x: hidden;}