.main-nav {
  height: 70px;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  padding: 0 30px;
}
.main-nav .return {
}
.main-nav .return a i {
  margin-right: 5px;
  font-size: 14px;
  vertical-align: middle;
}
.main-nav .return a {
  color: #fff;
  font-size: 16px;
}

.blur {
  filter: blur(15px);
  position: fixed;
  top: 0;
}
.main-login {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1;
  background: url("../img/login-bg.png") no-repeat center center !important;
  background-size: 100% 100%;
}

.login-box {
  display: flex;
  align-items: center;
  justify-content: center;
  height: calc(100% - 70px);
}
.login-layout {
  width: 800px;
  padding: 0;
  margin-top: -3%;
  background: rgba(255, 255, 255, 1);
  box-shadow: 0 0 15px 0 rgba(0, 0, 0, 0.3);
  border-radius: 10px;
  overflow: hidden;
}
.logo {
  float: left;
  width: 340px;
  height: 300px;
  background: url("../img/login-logo-bg-index.png") no-repeat left center,
    url("../img//login-logo-bg.png") no-repeat center center;
  background-size: 93% 89%, 102% 107%;
  text-align: center;
  margin-right: 20px;
}
.logo h2,
.logo h3 {
  font-family: PingFangSC-Medium, PingFang SC;
  font-weight: 500;
  color: #ffffff;
  text-shadow: 0px 2px 4px rgba(0, 0, 0, 0.74);
}
.formTitle {
  /* display: flex; */
  align-items: center;
  font-size: 18px;
  color: #336666;
  font-weight: 700;
  margin: 15px 0 18px 0;
  letter-spacing: 4px;
}
.formTitle img {
  width: 42px;
  height: 38px;
  margin-right: 10px;
}
.logo .title {
  margin: 84px 0 5px 0;
  font-size: 28px;
}
.logo .sub-title {
  font-size: 18px;
  letter-spacing: 3px;
}
.login-btn-submit {
  width: 100% !important;
  background: linear-gradient(180deg, #70ba7b 1%, #70ba7b 100%) !important;
  border: none !important;
  box-shadow: 0 0 5px 0 rgba(255, 255, 255, 0.1) !important;
}
.login-btn-submit:hover {
  width: 100% !important;
  background: linear-gradient(180deg, #70ba7b 1%, #70ba7b 100%) !important;
  border: none !important;
  box-shadow: 0 0 5px 0 rgba(255, 255, 255, 0.1) !important;
  color: #fff !important;
}
.login-form {
  overflow: hidden;
  padding: 20px 36px 20px 22px;
  text-align: center;
}
.login-form h4 {
  font-size: 18px;
  margin: 16px 0 18px 0;
  letter-spacing: 2px;
  color: #fff;
  text-align: left;
  text-shadow: 1px 1px 7px rgba(0, 0, 0, 0.6);
}
.layui-form-item {
  height: 38px;
  background-color: #fff;
  border: 1px solid #f8f8f8;
  border-radius: 5px;
  display: flex;
  align-items: center;
  margin-bottom: 22px;
  box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.2);
}
.layui-form-item .layui-icon {
  font-size: 20px;
  padding: 0 10px;
  color: #409eff;
}
.layui-form-item .layui-input {
  border: none;
  font-size: 16px;
  height: 38px;
  line-height: 45px;
  padding-left: 5px;
}
.layui-submit {
  margin-top: 10px;
  width: 100%;
  color: #fff;
  background: #409eff;
  display: inline-block;
  line-height: 1;
  white-space: nowrap;
  cursor: pointer;
  border: 1px solid #409eff;
  color: #fff;
  -webkit-appearance: none;
  text-align: center;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  outline: 0;
  margin: 0;
  -webkit-transition: 0.1s;
  transition: 0.1s;
  font-weight: 500;
  -moz-user-select: none;
  -webkit-user-select: none;
  -ms-user-select: none;
  padding: 12px 20px;
  font-size: 14px;
  border-radius: 4px;
  letter-spacing: 9px;
}
.layui-submit:hover {
  color: #333;
}
.layui-form-item .layui-input:focus {
  border-color: #70ba7b !important;
}
.layui-form-item .layui-input:hover {
  border-color: #70ba7b !important;
}
.layui-form-item .layui-icon {
  color: #70ba7b;
}
.layui-form-item .layui-input::-webkit-input-placeholder {
  /* 使用webkit内核的浏览器 */
  color: #dcdfe6;
}
.layui-form-item .layui-input:-moz-placeholder {
  /* Firefox版本4-18 */
  color: #dcdfe6;
}
.layui-form-item .layui-input::-moz-placeholder {
  /* Firefox版本19+ */
  color: #dcdfe6;
}
.layui-form-item .layui-input:-ms-input-placeholder {
  /* IE浏览器 */
  color: #dcdfe6;
}