body {
  margin: 0;
  background-image: url('../img/pc-bg.jpg');
  background-repeat: no-repeat;
  background-position: center;
  min-height: 100vh;
  min-width: 100vw;
  overflow: hidden;
  font-family: Arial, Microsoft YaHei, Microsoft JhengHei, sans-serif;
  background-size: cover;
}

.pc {
  display: block;
}

.mb {
  display: none;
}

.app {
  width: 1400px;
  max-width: 80vw;
  margin: 0 auto;
}

.head {
  display: flex;
  justify-content: space-between;
}

.cs {
  display: flex;
  align-items: center;
}

.contentBox {
  position: relative;
}

.content {
  display: flex;
  flex-wrap: wrap;
  margin-left: 11vw;
}

.girl {
  position: absolute;
  top: -14px;
  left: 511px;
}

.girl img {
  max-width: 442px;
}

.tableBox {
  background-image: url('../img/table-bg.png');
  background-repeat: no-repeat;
  background-size: 100%;
  margin: 0 auto;
  width: 534px;
  height: 368px;
  padding: 57px 0 0 0;
}

.text {
  text-align: center;
  font-size: 30px;
  font-weight: 400;
}

.btnBox {
  max-width: 350px;
  margin: 0 auto;
}

.btnBox .bottom {
  display: flex;
  justify-content: space-between;
}

.footer {
  width: 100vw;
  position: absolute;
  bottom: 0;
  left: 0;
  background-color: #021849;
  height: 2rem;
}

.footer p {
  margin: 0 auto;
  line-height: 2.2rem;
  text-align: center;
  color: #CDC398;
}

@media(max-width: 1450px) {
  .content {
    margin-left: 8vw;
  }
}

@media(max-width: 1350px) {
  .content {
    margin-left: 5vw;
  }
}

@media(max-width: 1250px) {
  .content {
    margin: 0 auto;
  }
}

@media(max-width: 1181px) {
  .app {
    width: 100vw;
    max-width: 100vw;
  }

  .pc {
    display: none;
  }

  .mb {
    display: block;
  }

  .content {
    display: flex;
    justify-content: center;
  }
}

@media(max-width: 540px) {
  .btnBox {
    max-width: 458px;
  }
}

@media(max-width: 530px) {
  .head img {
    width: 25vw;
  }

  .title {
    width: 95vw;
    margin: 0 auto;
  }

  .title img {
    width: 95vw;
  }

  .tableBox {
    width: 104vw;
    height: 57vw;
    padding-top: 8vw;
  }

  .text p {
    margin: 8vw 0 4vw 0;
  }

  .join,
  .bottom {
    width: 85vw;
    margin: 0 auto;
  }

  .join img {
    width: 85vw;
  }

  .bottom img {
    width: 42vw;
  }

  .footer {
    font-size: 12px;
  }
}