body    {
        margin:0;
        padding:0;
    }
    .clear
    {
        clear:both;
    }
    ul
    {
        padding-left:0;
        margin-bottom:0;
    }
    ul li
    {
        list-style:none;
    }
        /*header*/
        .banner img
        {
            width:100%;
        }
        /*body*/
        .contentNav
        {
            margin:5px 0;
        }
.white {
    padding-top: 10px;
    padding-bottom: 50px;
    background: #004289;
}
.grey {
    background-color: #004289;
    padding-bottom: 50px;
    padding-top: 10px;
}
.title {
    padding-left: 5px;
    margin-top: 5px;
    font-size: 16px;
    font-weight: bold;
    border-left: 3px solid #104774;
    color: #f1bb00;
}
.content p {
    color: #fff;
    text-indent: 2em;
    font-size: 15px;
    line-height: 28px;
}
        .list
        {
            margin-top:50px;
        }
        .list img
        {
            width:100%;
            box-shadow:0 0 10px #b7b7b7;
        }
        .list img:hover
        {
            box-shadow:0 0 20px #b7b7b7;
            transition:0.5s ease;
        }
        .list p
        {
            margin-top:10px;
            text-align:center;
        }
        .listB span
        {
            display:block;
            text-align:center;
            padding:20px 0;
            font-weight:bold;
            font-size:18px;
        }
        .listBlock
        {
            box-shadow:0 0 10px #b7b7b7;
            min-height:378px;
        }
        .listBlock ul
        {
            padding-left:15px;
            padding-right:15px;
        }
        .listBlock:hover
        {
            box-shadow:0 0 20px #b7b7b7;
            transition:0.5s ease;
        }
        .listB .listBlock .listImg
        {
            padding:4px;
        }
        .listB .listBlock .listImg img
        {
            width:100%;
            height:185px;
        }
        .listB .listBlock ul li
        {
            line-height:35px;
        }
        .main
        {
            margin-top:15px;
        }
        .main .signUpList ul
         {
            padding-left:20px;
         }
            .main .signUpList ul li {
                line-height: 35px;
                list-style: disc;
                color: #fff;
            }
        .main .signUpList ul li span
        {
            padding-right:5px;
        }
        .imgBottom
        {
            margin-top:15px;
        }
        .main h3
        {
            display:block;
            font-size:15px;
            font-weight:600;
        }
        .mainBlock span
        {
            font-size:25px;
        }
        .mainBlock h4
        {
          font-size:15px;
          font-weight:600;
          margin:0;
          margin-top:5px;
        }
        .mainBlock .youshi
        {
         box-shadow:0 0 10px #b7b7b7;
         padding:25px 0;
         }
        .mainBlock ul
        {
            padding-left:30px;
         }
        .mainBlock .cateBlock
         {
            box-shadow:0 0 0;
            margin-top:20px;
            padding:0;
         }
         .mainBlock .cateBlock:first-child
         {
            margin-top:0;
         }
        .mainBlock .col-md-6
        {
           padding-left:30px;
         }
        .mainBlock ul li
        {
            list-style:disc;
            line-height: 35px;
          }
         .mainBlock .img2
          {
              margin-top:15px;
          }
        .grey .mainBlock:first-child h3,.white .mainBlock:first-child h3
        {
           margin-top:0;
         }
        .cateBlock
        {
            padding:5px;
            margin-top:10px;
            box-shadow:0 0 10px #b7b7b7;
        }
        .cateBlock p
        {
            display:inline;
            line-height:30px;
        }

        .examplesBlock
        {
            margin-top:15px;
        }
        .examplesBlock img
        {
            box-shadow:0 0 10px #b7b7b7;
        }
        .examplesBlock p
        {
            margin-top:10px;
            text-align:center;
        }
        .exampleList ul
        {
            padding-left:50px;
            margin-top:20px;
            margin-bottom:20px;
        }
            .exampleList ul li {
                list-style: disc;
                line-height: 30px;
                color: #fff;
            }

 

/*适配手机端*/
@media screen and (min-width:320px) and (max-width:767px)
{
 .list img
 {
  margin-top:15px;
 }
 .mainBlock .youshi
 {
  margin-top:15px;
 }
 .signUpImg
 {
  margin-top:15px;
 }
 .examplesBlock img
 {
  width:100%;
 }
}
@media screen and (min-width:768px) and (max-width:991px)
{
 .list img
 {
  margin-top:15px;
 }
 .listB .listBlock .listImg img
 {
  height:auto;
 }
 .mainBlock .youshi
 {
  margin-top:15px;
 }
 #header .nav li .subNav
 {
  top:50px !important;
 }
 .examplesBlock img
 {
  width:100%;
 }
}