*, ::before, ::after { box-sizing: border-box; border-width: 0; border-style: solid; border-color: currentColor; } #app { width: 100%; height: 100%; } html { line-height: 1.5; -webkit-text-size-adjust: 100%; -moz-tab-size: 4; tab-size: 4; width: 100%; height: 100%; box-sizing: border-box; } body { margin: 0; line-height: inherit; width: 100%; height: 100%; -moz-osx-font-smoothing: grayscale; -webkit-font-smoothing: antialiased; text-rendering: optimizelegibility; font-family: "Helvetica Neue", Helvetica, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "微软雅黑", Arial, sans-serif; } hr { height: 0; color: inherit; border-top-width: 1px; } abbr:where([title]) { text-decoration: underline dotted; } h1, h2, h3, h4, h5, h6 { font-size: inherit; font-weight: inherit; } a { color: inherit; text-decoration: inherit; } b, strong { font-weight: bolder; } code, kbd, samp, pre { font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 1em; } small { font-size: 80%; } sub, sup { font-size: 75%; line-height: 0; position: relative; vertical-align: baseline; } sub { bottom: -0.25em; } sup { top: -0.5em; } table { text-indent: 0; border-color: inherit; border-collapse: collapse; } button, input, optgroup, select, textarea { font-family: inherit; font-size: 100%; line-height: inherit; color: inherit; margin: 0; padding: 0; } button, select { text-transform: none; } button, [type="button"], [type="reset"], [type="submit"] { -webkit-appearance: button; background-image: none; } :-moz-focusring { outline: auto; } :-moz-ui-invalid { box-shadow: none; } progress { vertical-align: baseline; } ::-webkit-inner-spin-button, ::-webkit-outer-spin-button { height: auto; } [type="search"] { -webkit-appearance: textfield; outline-offset: -2px; } ::-webkit-search-decoration { -webkit-appearance: none; } ::-webkit-file-upload-button { -webkit-appearance: button; font: inherit; } summary { display: list-item; } blockquote, dl, dd, h1, h2, h3, h4, h5, h6, hr, figure, p, pre { margin: 0; } fieldset { margin: 0; padding: 0; } legend { padding: 0; } ol, ul, menu { list-style: none; margin: 0; padding: 0; } textarea { resize: vertical; } input::placeholder, textarea::placeholder { opacity: 1; color: #9ca3af; } button, [role="button"] { cursor: pointer; } :disabled { cursor: default; } img, svg, video, canvas, audio, iframe, embed, object { display: block; vertical-align: middle; } img, video { max-width: 100%; height: auto; } [hidden] { display: none; } .dark { color-scheme: dark; } label { font-weight: 700; } *, *::before, *::after { box-sizing: inherit; } a:focus, a:active { outline: none; } a, a:focus, a:hover { cursor: pointer; color: inherit; text-decoration: none; } div:focus { outline: none; } .clearfix { &::after { visibility: hidden; display: block; font-size: 0; content: " "; clear: both; height: 0; } }