@media screen and (min-width: 768px) {
  .main .brand {
    margin-top: 60px;
  }
  .main .brand:first-child {
    margin-top: 120px;
  }
  .main .brand .container {
    position: relative;
  }
  .main .brand .cover {
    width: 880px;
    height: 420px;
    background: pink;
  }
  .main .brand .content {
    position: absolute;
    right: 0;
    top: 50%;
    -webkit-transform: translateY(-50%);
    transform: translateY(-50%);
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    width: 360px;
    height: 340px;
    border: 3px solid #e8e8e8;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    background: #fff;
  }
  .main .brand .content .brand-logo {
    position: relative;
    width: 174px;
    height: 106px;
    background: skyblue;
    overflow: hidden;
  }
  .main .brand .content .brand-logo img {
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
  }
  .main .brand .content .name {
    font-size: 16px;
    color: #505050;
    margin: 24px 0 32px;
  }
  .main .brand .content .link {
    width: 160px;
    height: 48px;
    background: #f7f7f7;
    opacity: 1;
    font-size: 16px;
    color: #505050;
    text-align: center;
    line-height: 48px;
    cursor: pointer;
    -webkit-transition: all 0.4s;
    transition: all 0.4s;
  }
  .main .brand .content .link:hover {
    background: #eee;
  }
}
@media screen and (max-width: 768px) {
  .main .brand {
    width: 6.86rem;
    margin: 0 auto;
    margin-top: 0.4rem;
  }
  .main .brand:first-child {
    margin-top: 0.8rem;
  }
  .main .brand .cover {
    width: 100%;
    height: 3.28rem;
  }
  .main .brand .cover img {
    display: block;
    width: 100%;
    height: 100%;
  }
  .main .brand .content {
    position: relative;
    background: #fff;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    border: 1px solid #e8e8e8;
    border-top: 0;
    padding: 0.32rem 0.4rem;
  }
  .main .brand .content .brand-logo {
    position: relative;
    width: 1.48rem;
    height: 0.92rem;
    background: skyblue;
    overflow: hidden;
  }
  .main .brand .content .brand-logo img {
    display: block;
    position: absolute;
    left: 50%;
    top: 50%;
    height: 0.92rem;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
  }
  .main .brand .content .name {
    font-size: 0.26rem;
    color: #505050;
  }
  .main .brand .content .link {
    position: absolute;
    right: 0.4rem;
    bottom: 0.32rem;
    width: 1.8rem;
    height: 0.56rem;
    background: #f7f7f7;
    opacity: 1;
    font-size: 0.24rem;
    color: #505050;
    text-align: center;
    line-height: 0.56rem;
  }
  .main .brand .content .link:hover {
    background: #eee;
  }
}