.lk-layer {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, .6);
      z-index: 200;
    }

    .lk-hint {
      position: fixed;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%);
    }

    .lk-bg {
      position: relative;
      box-sizing: border-box;
      width: 600px;
      height: 500px;
      padding-top: 20px; 
	
      background-repeat: no-repeat;
      background-size: 100%;
	 
    }

    .lk-bg.active {
      width: 500px;
      height: 584px;
      padding-top: 492px;
    }

    .lk-btn {
      display: block;
      margin: 0 auto;
    }

    .lk-close {
      position: absolute;
      top: 20px;
      right: 6px;
      width: 30px;
      cursor: pointer;
      transition: transform .5s ease;
      z-index: 15;
    }

    .lk-close:hover {
      transform: rotate(180deg);
    }

    .lk-link {
      display: flex;
      justify-content: center;
      align-items: center;
    }

    
    .lk-link a:hover {
      transform: translateY(-5px);
    }

    .lk-link a:first-child {
      margin-right: 10px;
    }

    .lk-link.active a {
      width: 90px;
      height: 34px;
      background-image: url(https://www.huatu.com/images/2020img/lk05.png);
    
      line-height: 34px;
      font-size: 16px;
    }

    .lk-link.active a:first-child {
      margin-right: 2px;
    }

    .lk-link.active a:nth-child(2) {
      margin-right: 36px;
    }



    @media only all and (max-width:1080px) {
      .lk-bg {
	width: 40em;
	height: 45rem;
    padding-top: 6rem;
    padding-bottom: 11rem;
    background-size: 100%;
      }

      .lk-bg.active {
        width: 21rem;
        height: 24.6rem;
        padding-top: 20.6rem;
      }

      .lk-btn {
        width: 10rem;
      }

      .lk-link.active a {
        width: 4rem;
        height: 1.5rem;
        line-height: 1.5rem;
        font-size: .75rem;
        background-size: 100%;
      }

      .lk-link.active a:nth-child(2) {
        margin-right: .9rem;
      }

      .lk-link a {
        width: 6.5rem;
        height: 2.4rem;
        line-height: 2.4rem;
        background-size: 100%;
        font-size: 1rem;
      }

      .lk-close {
        width: 1.5rem;
      }

      .lk-link a:first-child {
        margin-right: .5rem;
      }
    }