classroom-app/src/views/tempo-practice/index.module.less

.tempoPractice {
  position: fixed;
  left: 0;
  top: 0;
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  background: url("./images/bg.png") no-repeat center center / cover;

  display: flex;

  &.modal {
    .iconBack {
      opacity: 0;
      pointer-events: none;
      visibility: hidden;
    }
  }

  &.courseware {
    .head {
      justify-content: center;
    }
  }
}

.conCon {
  flex: 1 auto;
  display: flex;
  align-items: center;
}

.pc {

  .container {
    max-width: 1200px;
    gap: 30px 0;
  }

  .beatSection {
    .beat {
      width: 206px;
      height: 284px;

      img {
        width: 140px;
      }
    }

    &.small {
      .beat {
        width: 139px !important;
        height: 191px !important;

        // width: 65px;
        //   height: 86px;

        img {
          width: 108px;
        }
      }
    }
  }

  .footer {
    padding-bottom: 36px;
  }
}

.head {
  position: relative;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 0 23px 8px 41px;
  transition: opacity 0.3s ease-in-out;

  .back {
    padding-top: 17px;

    img {
      width: 46px;
      height: 46px;
      display: block;
    }
  }

  .title {
    img {
      width: 173px;
      height: 75px;
      display: block;
    }
  }
}

.container {
  display: flex;
  align-items: center;
  justify-content: center;
  flex: 1 auto;
  flex-wrap: wrap;
  gap: 15px 0;
  // margin-bottom: 15px;
  max-width: 900px;
  margin: 0 auto;
}

.beatSection {
  display: flex;
  align-items: center;
  justify-content: center;
  // margin-bottom: 15px;

  &.small {
    width: 50%;
    // margin: 0 16px;

    &:nth-child(2n + 1) {
      justify-content: flex-end;
      padding-right: 12px;
    }

    &:nth-child(2n + 2) {
      justify-content: flex-start;
      padding-left: 12px;
    }

    .beat {
      border: 2px solid #fff;
      width: 65px;
      height: 86px;
      cursor: pointer;
      margin: 0 7px;

      &::before,
      &::after {
        width: 19px;
        height: 5px;
      }

      img {
        width: 48px;
      }
    }
  }

  .beat {
    display: flex;
    align-items: center;
    flex-direction: column;
    margin: 0 13px;
    width: 118px;
    height: 156px;
    box-shadow: 0px 2px 16px 0px #76C3D2;
    border-radius: 14px;
    border: 3px solid #fff;
    background: #FFFFFF;
    position: relative;

    .direction {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      top: 0;
      display: flex;
      align-items: center;
      flex-direction: column;
      z-index: 9;

      &>div {
        width: 100%;
        flex: 1;
      }
    }

    &.active {
      border: 3px solid rgba(255, 167, 0, 1);
    }

    .imgSection {
      display: flex;
      align-items: center;
      justify-content: center;
      flex: 1;
    }

    img {
      width: 96px;
    }

    &::before,
    &::after {
      content: '';
      display: block;
      width: 30px;
      height: 7px;
      background: url('./images/icon-arrow.png') no-repeat center center / contain;
      margin: 0 auto;
    }

    &::before {
      margin-top: 3px;
    }

    &::after {
      margin-bottom: 3px;
      transform: rotate(180deg);
    }
  }
}

.footer {
  padding: 12px 0 20px;
  display: flex;
  align-items: center;
  justify-content: center;

  &>div {
    margin: 0 9px;
    cursor: pointer;

    img {
      width: inherit;
      height: inherit;
      display: block;
    }
  }

  .play {
    width: 54px;
    height: 55px;
  }

  .playType {
    width: 175px;
    height: 39px;
  }

  .randomTempo {
    width: 90px;
    height: 39px;
  }

  .speedChange {
    width: 110px;
    height: 39px;
    background: url('./images/btn-4.png') no-repeat center center / contain;
    display: flex;
    align-items: center;
    padding: 9px;
    display: flex;
    align-items: center;


    :global {
      .van-popover__wrapper {
        flex: 1;
      }
    }

    .speedNum {
      flex: 1;
      font-size: 16px;
      font-weight: 600;
      color: #6B3B19;
      display: flex;
      align-items: center;
      justify-content: center;

      &::after {
        content: '';
        display: inline-block;
        width: 8px;
        height: 5px;
        margin-left: 4px;
        background: url('./images/icon-arrow2.png') no-repeat center center / contain;
      }
    }
  }

  .speedPlus,
  .speedAdd {
    width: 21px;
    height: 21px;
  }
}

.settingPopup {
  background: transparent;
  overflow: visible;
}

.popupContainer {
  margin-top: -10px !important;
  --van-popover-action-height: 32px;
  --van-popover-action-font-size: 14px;
  --van-popover-radius: 12px;
  --van-popover-action-width: 85px;
  padding: 4Px 0;
  border-radius: 12px;
  background-color: #fff;
  box-shadow: 0 0.05333rem 0.32rem rgba(50, 50, 51, .12);


  :global {
    .van-popover__content {
      max-height: 200px;
      box-shadow: none;
      overflow-y: auto;

      &::-webkit-scrollbar {
        width: 4px;
      }

      &::-webkit-scrollbar-thumb {
        border-radius: 10px;
        background: rgba(0, 0, 0, 0.2);
      }

      &::-webkit-scrollbar-track {
        border-radius: 0;
        background: rgba(0, 0, 0, 0.1);
      }
    }

    .van-popover__action {
      padding: 0 9px;
    }
  }
}