/*鼠标经过CSS*/
.ks a{
	text-decoration: none;
	color: #6d6d6d
}
.ks a:hover{
	text-decoration: none;
	color: #005ddb
}

.text-secondary a {
	color: #6c757d;
	
}
.dibu a{
	text-decoration: none;
	color: #FFFFFF;
}
.dibu a:hover{
	text-decoration: underline;
	color: #FFFFFF
}

/*导航*/
.dhbj a{
	color: #666;
}
.dhbj a:hover{
color: #005ddb;
}

.inmuen ul li{ line-height: 40px; box-sizing: border-box; display: block; padding: 0 1rem; border-bottom: 3px solid #fff; float: left; font-size: 16px; color: #333; }
.inmuen ul li:hover{ border-bottom: 3px solid #005ddb; transition:900ms;color: #FFFFFF;}
.inmuen ul li.on{ border-bottom: 5px solid #3dadb4; }

.ndhbj{
	background-image: url(../images/dhbj.jpg);
	background-repeat: no-repeat;
	background-position: center top;
}

/*边框*/
.bt-a {
	border-top-width: 3px;border-top-style: solid;border-top-color: #005ddb !important;
}
.bt-b {
	border-top-width: 3px;border-top-style: solid;border-top-color: #e20b04 !important;
}

/*遮罩层*/

.demo{padding: 2em 0;}
  .box{
    text-align: center;
    overflow: hidden;
    position: relative;
  }
  .box:before{
    content: "";
    width: 0;
    height: 100%;
    background: #000;
    padding: 14px 18px;
    position: absolute;
    top: 0;
    left: 50%;
    opacity: 0;
    transition: all 500ms cubic-bezier(0.47, 0, 0.745, 0.715) 0s;
  }
  .box:hover:before{
    width: 100%;
    left: 0;
    opacity: 0.5;
  }
  .box img{
    width: 100%;
    height: auto;
  }
  .box .box-content{
    width: 100%;
    padding: 14px 18px;
    color: #fff;
    position: absolute;
    top: 50%;
    left: 0;
  }
  .box .title{
    line-height: 30px;
    text-transform: uppercase;
    margin: 0;
    opacity: 0;
    transition: all 0.5s ease 0s;
  }
  .box .post{
    font-size: 15px;
    text-transform: capitalize;
    opacity: 0;
    transition: all 0.5s ease 0s;
  }
  .box:hover .title,
  .box:hover .post{
    opacity: 1;
    transition-delay: 0.7s;
  }
  .box .icon{
    padding: 0;
    margin: 0;
    list-style: none;
    margin-top: 15px;
  }
  .box .icon li{
    display: inline-block;
  }
  .box .icon li a{
    display: block;
    width: 40px;
    height: 40px;
    line-height: 40px;
    border-radius: 50%;
    background: #f74e55;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    margin-right: 5px;
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.3s ease 0s;
  }
  .box:hover .icon li a{
    opacity: 1;
    transform: translateY(0px);
    transition-delay: 0.3s;
  }
/*  .box:hover .icon li:last-child a{
    transition-delay: 0.8s;
  }*/
  

  @media only screen and (max-width:990px){
    .box{ margin-bottom: 0px; }
	  #syhy{display:block} 
#nfl{display:none}
  }


  
  /*隐藏信息*/
  @media(max-width:768px)
{
  #syhy{display:none}
  #nfl{display:none}
}


  @media(max-width:576px)
{
  #syhy{display:none}
  #nfl{display:block}
}
@media only screen and (min-devece-width: 320px) and (max-device-width: 480px) {
    /* Styles */
	  #nfl{display:block}
	    #syhy{display:none}
} 
@media screen and (min-width: 600px) {
  #nfl{display:none}
      .box{ margin-bottom: 0px; }
	  #syhy{display:block} 
}