* {
  -moz-box-sizing: border-box;
       box-sizing: border-box;
}

html,
body,
.wrap {
  height: 100%;
  width: 100%;
  overflow: hidden;
}

.wrap {
  background: url("../images/img_bg.jpg") center no-repeat;
  -o-background-size: 100% 100%;
     background-size: 100% 100%;
  position: relative;
}

.wrap .viewer {
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  -webkit-transform: translateY(-60%);
     -moz-transform: translateY(-60%);
      -ms-transform: translateY(-60%);
       -o-transform: translateY(-60%);
          transform: translateY(-60%);
}

.wrap .viewer .logo {
  text-align: center;
  margin-bottom: 58px;
}

.wrap .viewer .content-box {
  margin: 0 auto;
  background-color: rgba(255, 255, 255, 0.1);
  box-shadow: 0px 3px 20px 0px rgba(0, 52, 107, 0.3);
  padding: 20px;
}

.wrap .service {
  position: absolute;
  right: 47px;
  bottom: 38px;
}

.wrap .footer {
  text-align: center;
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  font-size: 18px;
  line-height: 58px;
  color: #ffffff;
}

.wrap .footer > span {
  display: inline-block;
  margin: 0 15px;
}

@media (max-height: 800px) {
  .logo {
    margin-bottom: 18px !important;
  }
}

@media (max-height: 650px) {
  .viewer {
    -webkit-transform: translateY(-55%) !important;
       -moz-transform: translateY(-55%) !important;
        -ms-transform: translateY(-55%) !important;
         -o-transform: translateY(-55%) !important;
            transform: translateY(-55%) !important;
  }
}

.viewer .content-box {
  width: 460px;
  height: 357px;
}

.viewer .content-box .content {
  height: 100%;
  background-color: #fff;
  padding-top: 26px;
  position: relative;
}

.viewer .content-box .content .tab-hd {
  right: 10px;
  top: 10px;
  position: absolute;
}

.viewer .content-box .content .tab-hd .tab-nav {
  height: 53px;
  width: 53px;
  cursor: pointer;
}

.viewer .content-box .content .tab-hd .tab-nav.active {
  display: none;
}

.viewer .content-box .content .tab-hd .tab-nav[data-target='user'] {
  background: url("../images/img_toggle_user.png") center no-repeat;
}

.viewer .content-box .content .tab-hd .tab-nav[data-target='code'] {
  background: url("../images/img_toggle_code.png") center no-repeat;
}

.viewer .content-box .content .tab-bd {
  height: 100%;
  padding: 0 50px;
}

.viewer .content-box .content .tab-bd .tab-page {
  height: 100%;
}

.viewer .content-box .content .content-hd {
  height: 50px;
  border-bottom: 1px solid #dae2ed;
  text-align: center;
}

.viewer .content-box .content .content-hd .content-tt {
  padding: 0 10px;
  height: 100%;
  display: inline-block;
  font-weight: bold;
  line-height: 50px;
  font-size: 22px;
  color: #0457bf;
  border-bottom: 2px solid #0457bf;
}

.viewer .content-box .content .content-bd {
  height: -webkit-calc(100% - 50px);
  height: -moz-calc(100% - 50px);
  height: calc(100% - 50px);
}

.viewer .content-box .content .content-bd .form {
  padding-top: 10px;
}

.viewer .content-box .content .content-bd .form-row {
  margin-top: 20px;
}

.viewer .content-box .content .content-bd .form-row input {
  height: 42px;
  background-color: #ffffff;
  border: solid 1px #cfd9e7;
  width: 100%;
  padding-left: 38px;
  padding-right: 10px;
  background-position: left 10px center;
  background-repeat: no-repeat;
}

.viewer .content-box .content .content-bd .form-row input:focus {
  border: solid 1px #0457bf;
}

.viewer .content-box .content .content-bd .form-row input::-webkit-input-placeholder {
  color: #cfd9e7;
}

.viewer .content-box .content .content-bd .form-row input:-moz-placeholder {
  color: #cfd9e7;
}

.viewer .content-box .content .content-bd .form-row input::-moz-placeholder {
  color: #cfd9e7;
}

.viewer .content-box .content .content-bd .form-row input:-ms-input-placeholder {
  color: #cfd9e7;
}

.viewer .content-box .content .content-bd .form-row input::placeholder {
  color: #cfd9e7;
}

.viewer .content-box .content .content-bd .form-row input.username {
  background-image: url("../images/icon_username.png");
}

.viewer .content-box .content .content-bd .form-row input.password {
  background-image: url("../images/icon_password.png");
}

.viewer .content-box .content .content-bd .form-row button {
  cursor: pointer;
  width: 100%;
  height: 39px;
  background-image: -webkit-linear-gradient(bottom, #0457bf 0%, #4e9dff 100%), -webkit-linear-gradient(#ffffff, #ffffff);
  background-image: -moz-linear-gradient(bottom, #0457bf 0%, #4e9dff 100%), -moz-linear-gradient(#ffffff, #ffffff);
  background-image: -o-linear-gradient(bottom, #0457bf 0%, #4e9dff 100%), -o-linear-gradient(#ffffff, #ffffff);
  background-image: linear-gradient(0deg, #0457bf 0%, #4e9dff 100%), linear-gradient(#ffffff, #ffffff);
  border-radius: 4px;
  line-height: 39px;
  font-weight: bold;
  font-size: 16px;
  letter-spacing: 2px;
  color: #ffffff;
  margin-top: 12px;
}

.viewer .content-box .content .content-bd .code {
  text-align: center;
}

.viewer .content-box .content .content-bd .code > img {
  width: 206px;
  height: 206px;
}

.viewer .content-box .content .content-bd .code-tip {
  font-size: 16px;
  line-height: 28px;
  color: #333333;
  text-align: center;
}

.viewer .content-box .content .content-bd .code-tip > span {
  color: #0457bf;
}