sse_main.css

      * {
        box-sizing: border-box;
        background-color: rgb(90, 88, 88);
        color: whitesmoke;
        font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
          Oxygen, Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
      }

      body {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        height: 100vh;
        width: 100vw;
        margin: 0;
        padding: 0;
      }

      #main {
        display: flex;
        flex-direction: column;
        align-items: center;
        justify-content: center;
        width: 300px;
        height: 500;
        margin: 0;
        padding: 0;
        border-radius: 10px;
        background-color: #939191;
      }

      #random-number {
        font-size: 50px;
        font-weight: bold;
        margin: 0;
        padding: 0;
        background-color: #939191;
        color: black;
      }

      #rand-container {
        background-color: #939191;
        color: black;
      }