*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html,body{min-height:100%;background:#fff;color:#1a1a1a;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  font-size:14px;line-height:1.5;-webkit-font-smoothing:antialiased;
  touch-action:manipulation;overscroll-behavior-y:none}
body{max-width:480px;margin:0 auto;position:relative;overflow-x:hidden}
img,svg,video{display:block;max-width:100%}
button,input,select,textarea{font:inherit;color:inherit;background:none;border:none;outline:none}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}

:root{
  --red:#C8102E;
  --red-dark:#8B0000;
  --gold:#FFD700;
  --bg:#FFFFFF;
  --bg-alt:#FAFAFA;
  --text:#1A1A1A;
  --text-sub:#666666;
  --line:#E5E5E5;
  --disabled:#BBBBBB;
  --safe-top:env(safe-area-inset-top,0px);
  --safe-bottom: env(safe-area-inset-bottom, 40px);
  --header-h:44px;
}