html, body {
  height: 100%;
}

body {
  background-color: #f5f5f5;
}

.exam {
  background-color: #fff;

  header {
    display: flex;
    height: 49px;
    padding: 0 12px;
    align-items: center;
    justify-content: space-between;

    .iconfont {
      font-size: 16px;
      color: #222;
      font-weight: 600;
    }

    .time {
      display: flex;
      align-items: center;

      .iconfont {
        margin-right: 8px;
      }

      span {
        font-size: 18px;
      }
    }

    .count {
      font-size: 14px;
      color: #09f;
    }
  }

  .banner {
    height: 94px;
    margin-bottom: 18px;

    img {
      width: 100%;
      height: 100%;
    }
  }

  .navigation {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 374px;
    height: 55px;
    padding: 0 15px;
    background: #fff;
    box-shadow: 0 0 5px 0 rgba(0, 0, 0, 0.05);

    ul {
      height: 55px;
      padding-top: 11px;
      overflow-x: auto;
      white-space: nowrap;
    }

    li {
      display: inline-block;
      width: 34px;
      height: 34px;
      border: 1px solid #09f;
      border-radius: 50%;
      margin-right: 20px;
      color: #09f;
      font-size: 18px;
      text-align: center;
      line-height: 34px;

      &.active {
        color: #fff;
        background-color: #09f;
      }
    }
  }
}