@charset "UTF-8";*,*:before,*:after{box-sizing:border-box}:root{--bg-page: #fff;--text-primary: #1f1f1f;--text-secondary: #737373;--accent: #6177f0;--ob-max-width: 448px;--font-family-base: "PingFang SC", "PingFang TC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif}html{font-size:16px;font-family:var(--font-family-base);margin:0 auto;height:100%;max-width:var(--ob-max-width)}body{margin:0;background-color:var(--bg-page);color:var(--text-primary);font-family:var(--font-family-base);font-size:14px;min-height:100%;-webkit-tap-highlight-color:transparent}button,input,textarea,select{font-family:inherit}#app{max-width:var(--ob-max-width);margin:0 auto;min-height:100vh;position:relative;background:var(--bg-page)}