* {
  box-sizing: border-box;
}

body,
html,
div,
p,
span {
  margin: 0;
  padding: 0;
}

html,
body {
  min-height: 400px;
  height: 100%;
}

body {
  font-family: Lucida Grande, Lucida Sans Unicode, Helvetica Neue, Hiragino Sans GB, Microsoft Yahei, sans-serif;
  color: #333;
  font-size: 16px;
}

img {
  max-width: 100%;
  max-height: 100%;
  outline: none;
}

.pc-container {
  position: relative;
  min-height: 100%;
  background: #3c6ca2 url('../imgs/bg-login.jpg') no-repeat center center;
  background-size: cover;
}

.video-bg {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
}

.video-mask {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.3);
}

.video {
  height: 100%;
  width: 100%;
  -o-object-fit: cover;
  object-fit: cover;
}

.pc-logo {
  position: absolute;
}

.logo {
  vertical-align: middle;
}

.logo_s {
  margin-left: 20px;
  vertical-align: middle;
}

.pc-slogan {
  text-align: center;
}

.pc-main {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 150px;
  letter-spacing: 1px;
}

.pc_top_title {
  position: absolute;
  top: 60px;
  right: 0;
  color: #fff;
  font-size: 28px;
}

.pc_content {
  position: absolute;
  top: 50%;
  right: 0;
  color: #fff;
  transform: translateY(-50%);
}

.pc-btns {
  margin-top: 30px;
  /* text-align: right; */
}

.pc-btn {
  position: relative;
  display: inline-block;
  height: 58px;
  margin: 0 5px;
  padding: 7px;
  border-radius: 8px;
  color: #333;
  text-align: left;
  vertical-align: middle;
  border: 3px solid #fff;
  box-shadow: 0 0 6px 2px rgba(16, 40, 70, 0.5);
  text-decoration: none;
  cursor: pointer;
}

.pc-btn-link {
  width: 154px;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.pc-btn-qr {
  width: auto;
  padding-top: 9px;
  background-color: #fff;
}

.pc-btn-link:before {
  content: '';
  position: absolute;
  top: -2px;
  right: -2px;
  width: 154px;
  height: 58px;
  opacity: 1;
  background: #fff;
  border-radius: 8px;
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
  z-index: 1;
}

.pc-btn-link:hover,
.pc-btn-link:focus {
  color: #fff;
  background-color: rgba(255, 255, 255, 0.2);
}

.pc-btn-link:hover:before {
  width: 0;
  opacity: 1;
}

.pc-btn .iconfont,
.pc-btn .txt {
  position: relative;
  z-index: 2;
}

.pc-btn .iconfont {
  display: inline-block;
  font-size: 32px;
  vertical-align: middle;
  /* margin-top: -2px; */
}

.pc-btn .txt {
  display: inline-block;
  margin-left: 4px;
  vertical-align: middle;
  line-height: 1.3;
}

.pc-btn .txt strong {
  font-size: 16px;
}

.pc-btn .txt i {
  font-style: normal;
  font-size: 13px;
}

.pc-copyright {
  position: absolute;
  left: 50%;
  bottom: 30px;
  font-size: 16px;
  color: #fff;
  text-align: center;
  opacity: 0.7;
  transform: translateX(-50%);
  text-shadow: 1px 1px 1px rgba(16, 40, 70, 1);
}

.mobile-qr-box {
  display: none;
}

.third-plat-guider {
  display: none;
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.69);
  z-index: 5000;
}

.third-plat-guider-arrow {
  position: absolute;
  right: 24px;
  top: 8px;
  width: 44px;
  height: 47px;
}

.third-plat-guider-box {
  margin-top: 66px;
  padding: 0 40px;
}

.third-plat-guider-text {
  width: 100%;
  max-width: 100%;
}

@media only screen and (max-width: 640px) {
  .pc-logo {
    left: 20px;
    top: 20px;
  }

  .logo {
    width: 130px;
  }

  .logo_s {
    width: 32px;
  }

  .pc-main {
    top: 45%;
    left: 0;
    right: 0;
    transform: translateY(-50%);
  }

  .pc-slogan {
    width: 90%;
    margin: 0 auto;
  }

  .pc_content {

    text-align: center;
  }

  .pc_top_title {
    display: none;
  }

  .pc_content_top {
    font-size: 20px;
  }

  .pc_content_botom {
    font-size: 12px;
    margin-top: 20px;
  }

  .pc-btn-link-hide {
    display: none;
  }

  .pc-btn-qr .qr-box {
    display: none;
  }

  .mobile-qr-box {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.69);
    z-index: 99;
  }

  .mobile-qr-box .qr-box {
    position: absolute;
    left: 50%;
    top: 50%;
    padding: 25px 25px 20px 25px;
    width: 210px;
    text-align: center;
    border-radius: 8px;
    background-color: #fff;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
  }

  .mt-5 {
    margin-top: 5px;
  }

  .pc-copyright {
    width: 18em;
    font-size: 12px;
  }
}

@media only screen and (min-width: 641px) {
  .pc-container {
    min-width: 1200px;
  }

  .pc-main {
    width: 720px;
  }

  .pc-logo {
    left: 90px;
    top: 60px;
  }

  .logo_s {
    width: 48px;
  }

  .pc_content {
    text-align: right;
  }

  .pc_content_top {
    font-size: 32px;
  }

  .pc_content_botom {
    margin-top: 10px;
    font-size: 22px;
  }

  .pc-btn-qr .qr-box {
    position: absolute;
    width: 0;
    height: 0;
    left: -4px;
    top: -4px;
    padding: 12px;
    text-align: center;
    border-radius: 8px;
    background-color: #fff;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    box-shadow: 0 0 6px 2px rgba(16, 40, 70, 0.5);
    z-index: -1;
  }

  .pc-btn-qr:focus .qr-box,
  .pc-btn-qr:hover .qr-box {
    width: 200px;
    height: 200px;
    opacity: 1;
    visibility: visible;
    z-index: 2;
  }
}