.tittle{width: 100%;height: 189px;background: url(../images/ab-t.jpg)no-repeat center/cover;}
.tittle2{width: 100%;height: 189px;background: url(../images/donate.jpg)no-repeat center/cover;}
nav{display: block;overflow: hidden;margin: 0 auto;}
nav span{font: normal 14px/52px "微软雅黑";color: #0051d5;float: left;}
nav span a{font: normal 14px/52px "微软雅黑";color: #0051d5 !important;}
nav div{width: 233px;height: 30px;background: url(../images/input.jpg)no-repeat top right/contain;float: right;margin-top: 10px;}
nav div input:first-child{width: 200px;height: 100%;border: 1px solid #92bafb;border-radius: 5px;outline: none;box-sizing: border-box;}
nav div i{width: 33px;height: 30px;float: right;display: block;cursor: pointer;}

.el-header, .el-footer {
    background-color: #B3C0D1;
    color: #333;
    text-align: center;
    line-height: 60px;
  }
  
  .el-aside {
    background: #f5f5f5;
    color: #333;
    text-align: center;
    float: left;
    overflow: hidden !important;
    height: 850px;
  }
  
  .el-main {
    width: 865px;
    background-color: #fff;
    color: #333;
    text-align: center;
    float: right;
    position: relative;
  }
  .el-item{text-align: justify;width: 94px;display: block;text-align-last: justify;font-size: 16px;color: #3d3d3d;}
  .el-submenu__icon-arrow{right: 3px !important;}
  .el-menu-item.is-active{background: #0051d5 !important;color: #fff !important;}
  .el-menu-item.is-active span{color: #fff;}
  .el-menu{background: #f5f5f5 !important;border: none !important;}
 
  .introduce{padding: 0 80px;box-sizing: border-box;}
  .introduce h1{font: normal 30px/36px "微软雅黑";color: #0051d5;text-align: center;margin-bottom: 25px;}
  .introduce p{font: normal 14px/30px "微软雅黑";margin-bottom: 30px;text-indent: 2em;}
  .introduce h2{font: normal 30px/36px "微软雅黑";color: #0051d5;text-align: center;margin-bottom: 25px;border-top: 1px solid #f5f5f5;padding-top: 25px;}
  .introduce h5{font: normal 14px/30px "微软雅黑";padding-left: 225px;}

  .framework{padding: 0 80px;box-sizing: border-box;}
  .framework h1{font: normal 30px/36px "微软雅黑";color: #0051d5;text-align: center;margin-bottom: 25px;}
  .framework p{font: normal 14px/30px "微软雅黑";text-indent: 2em;}
  .framework p img{ display:block; margin:0 auto;}
  .framework h2{font: bold 14px/30px "微软雅黑";}
  .framework div{margin-bottom: 60px;}

  .el-pagination{text-align: center;margin-top: 50px;}

  .council{padding: 0 80px;box-sizing: border-box;}
  .council h1{font: normal 30px/36px "微软雅黑";color: #0051d5;text-align: center;margin-bottom: 25px;}
  .council p{font: normal 14px/30px "微软雅黑";padding: 20px 0px;text-indent: 2em;}
  .council h2{font: bold 20px/30px "微软雅黑";}
  .council img{margin: 50px auto;display: block;}

  .thing{padding: 0 80px;box-sizing: border-box;}
  .thing h1{font: normal 30px/36px "微软雅黑";color: #0051d5;text-align: center;margin-bottom: 25px;}
  .thing img{display: block;margin: 0 auto;}

  .page2{position: absolute;left: 0;right: 0;bottom: 100px;margin: auto;}