:root{--paper:#f8f2e9;--ink:#323a32;--muted:#7b8177;--line:#dcded0;--coral:#dd705d;--mint:#bcd6b9;--A:#e8ad87;--T:#8ab9c7;--U:#8ab9c7;--C:#b5cfa0;--G:#c2acd5}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC",Arial,sans-serif}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;cursor:pointer;color:inherit;background:transparent;border:1px solid var(--line);border-radius:4px;min-height:44px}button:hover{border-color:var(--coral)}button:focus-visible,a:focus-visible{outline:3px solid var(--coral);outline-offset:4px}button:disabled{cursor:default;opacity:.45}a{color:inherit;text-decoration:none}.page{max-width:1376px;margin:auto;padding:0 44px}.topline{height:72px;border-bottom:1px solid 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@media(max-width:680px){.bead+.bead:before{width:9px}.original-row .bead+.bead:before{width:17px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{transition:none!important;animation:none!important}}