html[data-theme='dark'] .app-loading {
     background-color: #2c344a;
 }

 html[data-theme='dark'] .app-loading .app-loading-title {
     color: rgb(255 255 255 / 85%);
 }
 html[data-theme="dark"] .ant-steps-navigation .ant-steps-item::after {
     border-bottom: none;
     border-left: none;
}

 .app-loading {
     display: flex;
     width: 100%;
     height: 100%;
     justify-content: center;
     align-items: center;
     flex-direction: column;
     background-color: #f4f7f9;
 }

 .app-loading .app-loading-wrap {
     position: absolute;
     top: 50%;
     left: 50%;
     display: flex;
     transform: translate3d(-50%, -50%, 0);
     justify-content: center;
     align-items: center;
     flex-direction: column;
 }

 .app-loading .dots {
     display: flex;
     padding: 98px;
     justify-content: center;
     align-items: center;
 }

 .app-loading .app-loading-title {
     display: flex;
     margin-top: 30px;
     font-size: 30px;
     color: rgb(0 0 0 / 85%);
     justify-content: center;
     align-items: center;
 }

 .app-loading .app-loading-logo {
     display: block;
     width: 90px;
     margin: 0 auto;
     margin-bottom: 20px;
     border: none;
 }

 .dot {
     position: relative;
     display: inline-block;
     width: 48px;
     height: 48px;
     margin-top: 30px;
     font-size: 32px;
     transform: rotate(45deg);
     box-sizing: border-box;
     animation: antRotate 1.2s infinite linear;
 }

 .dot i {
     position: absolute;
     display: block;
     width: 20px;
     height: 20px;
     background-color: #0065cc;
     border-radius: 100%;
     opacity: 30%;
     transform: scale(0.75);
     animation: antSpinMove 1s infinite linear alternate;
     transform-origin: 50% 50%;
 }

 .dot i:nth-child(1) {
     top: 0;
     left: 0;
 }

 .dot i:nth-child(2) {
     top: 0;
     right: 0;
     animation-delay: 0.4s;
 }

 .dot i:nth-child(3) {
     right: 0;
     bottom: 0;
     animation-delay: 0.8s;
 }

 .dot i:nth-child(4) {
     bottom: 0;
     left: 0;
     animation-delay: 1.2s;
 }

 @keyframes antRotate {
     to {
         transform: rotate(405deg);
     }
 }

 @-webkit-keyframes antRotate {
     to {
         transform: rotate(405deg);
     }
 }

 @keyframes antSpinMove {
     to {
         opacity: 100%;
     }
 }

 @-webkit-keyframes antSpinMove {
     to {
         opacity: 100%;
     }
 }

 @media (max-width: 600px) {
    .app-loading .app-loading-logo,
    .app-loading .app-loading-title {
      display: none;
    }
  }


  /* // 判断 IE */

.checkIEbox {
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.5);
  
}
.checkIEbox .checkIEInner {
    width: 100vw;
    height: 100vh;
   
    padding-top: 100px;
    text-align: center;
    
}
.checkIEbox .checkIEInner  .B360,
.checkIEbox .checkIEInner  .BIE {
      background: #fff;
      border-radius: 15px;
      box-shadow: 0 0 5px rgba(0, 0, 0, 0.5);
      padding: 10px;
      text-align: center;
      display: inline-block;
    }
.checkIEbox .checkIEInner .B360 {
      background: url(/resource/img/360.png) no-repeat 0 0;
      background-size: cover;
      height: 300px;
      width: 450px;
    }
.checkIEbox .checkIEInner .BIE {
      background: url(/resource/img/edge.png) no-repeat 0 0;
      background-size: cover;
      height: 300px;
      width: 450px;
      margin: 0 50px;
    }