.rn_about > .box .boxRight:hover .play img{transform: scale(1);}
.rn_about > .box .boxRight .play {position: absolute;top: 50%;left: 50%;transform: translateX(-50%) translateY(-50%);cursor:pointer;}  
.modal {
		display: none; 
		position: fixed; 
		z-index: 100; 
		padding-top: 50px; 
		left: 0;
		top: 0;
		width: 100%; 
		height: 100%; 
		overflow: auto; 
		background-color: rgb(0,0,0); 
		background-color: rgba(0,0,0,0.4); 
	}

	.modal-content {
		background-color: #fefefe;
		margin: auto;
		padding: 20px;
		border: 1px solid #888;
		width: 80%;
	}
	
	.modal-content video{
		width:100%;
		height:auto;
	}

	.close {
		color: #aaaaaa;
		float: right;
		font-size: 28px;
		font-weight: bold;
	}

	.close:hover,
	.close:focus {
		color: #000;
		text-decoration: none;
		cursor: pointer;
	}
	.rn_about4 .banner .content3 a{ color:#eee;font-weight:bold;position: relative; display:inline-block;height:32px; overflow:hidden;white-space: nowrap;}
	.rn_about4 .banner .content3 a:before {
        content: "◎";
        width: 0;
        position: absolute;
        left: 0;
        top: 0;
        font-size:25px;
        margin-top: -5px;
        opacity: 0; /* 初始状态为不可见 */
        visibility: hidden;  /*使得元素不在页面布局中占据空间 */
        transition: all 0.8s ease;
    }
    .rn_about4 .banner .content3 a:after {
      content: '';
      position: absolute;
      left: 0;
      right: 0;
      bottom: 0;
      width:0;
      height: 2px; /* 渐变线的高度 */
      background: linear-gradient(to right, #ffc05f, #fe324d); /* 渐变线的颜色渐变 */
      transition: background 0.3s; /* 渐变线颜色变化过渡效果 */
      opacity: 0; /* 初始状态为不可见 */
      visibility: hidden;  /*使得元素不在页面布局中占据空间 */
      transition: all 0.8s ease;
    }
	.rn_about4 .banner .content3 a:hover,.rn_about4 .banner .content3.active a{padding-left: 20px;color: #fff; font-weight:bold;}
	.rn_about4 .banner .content3 a:hover:before,.rn_about4 .banner .content3.active a:before{ 
	    opacity: 1; /* 鼠标悬停时渐变线可见 */
	    visibility: visible; /* 使得元素在页面布局中占据空间 */
	    transition-delay: 0s; /* 移除悬停效果的延迟 */}
	.rn_about4 .banner .content3 a:hover:after,.rn_about4 .banner .content3.active a:after{
	    opacity: 1; /* 鼠标悬停时渐变线可见 */
	    visibility: visible; /* 使得元素在页面布局中占据空间 */
	    transition-delay: 0s; /* 移除悬停效果的延迟 */
	    width:100%;
	}
.rn_about3 .item .posi {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: 0.4s;
  background: #16385e;
}
.rn_about3 .item .posi .img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.rn_about3 .item .posi .posi_main {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  box-sizing: border-box;
  padding: 0 3.75rem;
  background: #16385e;
}
.rn_about3 .item:nth-child(1) .posi .posi_main {
  background: url(/public/pc/images/qywh1.jpg) no-repeat;
}
.rn_about3 .item:nth-child(2) .posi .posi_main {
  background: url(/public/pc/images/qywh2.jpg) no-repeat;
}
.rn_about3 .item:nth-child(3) .posi .posi_main {
  background: url(/public/pc/images/qywh3.jpg) no-repeat;
}
.rn_about3 .item:nth-child(4) .posi .posi_main {
  background: url(/public/pc/images/qywh4.jpg) no-repeat;
}
.rn_about3 .item:nth-child(5) .posi .posi_main {
  background: url(/public/pc/images/qywh5.jpg) no-repeat;
}
.rn_about3 .item:nth-child(6) .posi .posi_main {
  background: url(/public/pc/images/qywh6.jpg) no-repeat;
}
.rn_about3 .item .posi .posi_main .content2 {
  font-size: 1.875rem;
  color: #fff;
  margin-top: 4.5rem;
  transition: 0.4s;
}
.rn_about3 .item .posi .posi_main .content3 {
  margin: 1.375rem 0;
}
.rn_about3 .item .posi .posi_main .content3 span {
  display: inline-block;
  width: 30px;
  height: 3px;
  background: #fff;
}
.rn_about3 .item .posi .posi_main .content4 {
  font-size: 1rem;
  color: #fff;
  line-height: 2.125rem;
  height: 16.375rem;
}
.rn_about3 .item .posi .posi_main .content5 {
  margin-top: 2.5rem;
  font-size: 1rem;
  color: #fff;
  font-family: 'gilroy_bold';
  line-height: 1.25rem;
}
.rn_about3 .item .posi .posi_main .content5 a{
	color: #fff;
	padding: 0;
}
.rn_about3 .item .posi .posi_main .content6 {
  margin-top: 3.625rem;
  padding-top: 2.8125rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}
.rn_about3 .item .posi .posi_main .content6 .item_ {
  width: 50%;
  font-size: 1rem;
  margin-bottom: 1.75rem;
  color: #fff;
}
.rn_about3 .item .posi .posi_main .content6 .item_ a{
	color: #fff;
}
.rn_about3 .item .posi .posi_main .content6 .item_ img {
  margin-right: 0.625rem;
  vertical-align: middle;
}
.rn_about3 .item:hover {
  box-shadow: 0px 0px 1rem #ddd;
}
.rn_about3 .item:hover .posi {
  opacity: 1;
}
.section4 {
    background-image: url(/public/pc/images/index4.jpg);
	background-size: cover;
    background-repeat: no-repeat;
    background-position: center bottom;
	height:auto;
	padding: 4%;
}
.sec_box {
    vertical-align: middle;
}
.yewu {
    width: 53%;
    margin-left: auto;
    margin-right: auto;
} 
.yewu img{width:100%; height: auto;}
@media screen and (max-width: 1024px) {
    .yewu{
        width:100%
    }
}<!--8.7976455688477E-5-->