html {
      background-color: #1E2132;
 }

 html body {
      padding: 0;
      margin: 0 auto;
      overflow: hidden;
 }

 .content .box {
      display: flex;
      width: 100%;
      height: 100%;
 }

 .box .iframeBox {
      border: 1px solid #164477;
      width: 50%;
      height: 45vh;
      position: relative;
 }
 .iframeBox .expandImg {
      position: absolute;
      top: 9px;
      right: 7px;
      width: 35px;
      display: none;
      cursor: pointer;
  }
 .iframeBox:hover .expandImg {
      position: absolute;
      top: 9px;
      right: 7px;
      width: 35px;
      display: block;
      cursor: pointer;
  }
 .iframeBox .iframe1 {
      flex: 1;
      width: 100%;
      height: 100%;
 }

 .content .header {
      height: 84px;
      background-image: url(../img/headbg.png);
      background-size: 100% 100%;
      background-repeat: no-repeat;
      display: flex;
      justify-content: center;
      align-items: center;

 }
 .header .logoImg {
      height: 70%;
      margin-bottom: 20px;
}

/* 全屏盒子样式 */
.fullscreenBox {
      position: fixed;
      top: 0;
      left: 0;
      width: 100vw;
      height: 100vh;
      background-color: #1E2132;
      z-index: 9999;
      display: none;
}

.fullscreenBox .closeImg {
      position: absolute;
      top: 20px;
      right: 20px;
      width: 35px;
      cursor: pointer;
      z-index: 10000;
}

.fullscreenBox .fullscreenIframe {
      width: 100%;
      height: 100%;
      border: none;
}