ce {
        font-family: 'JetBrains Mono';
        src: url('https://gw.alipayobjects.com/os/k/app/JetBrainsMono-Regular.ttf') format('truetype');
      }

      * {
        font-family: JetBrains Mono, SF Mono, PingFang SC, Hiragino Sans GB, Microsoft YaHei, Helvetica Neue, Helvetica, Arial, sans-serif;
      }

      body {
        height: 100vh;
        color: #fff;
        background: #15141a;
        margin: 0;
        font-size: 14px;
        line-height: 1.4;
      }
    </style>

  </head>
  <body>