/* 头部语言切换 */
 @media screen and (max-width: 768px) {
      .ch_en-power{display:block;}
      .ch_en{width: 30%;margin: 0 auto;}
      .ch_en img{width: 32px;height: 32px; float: left; margin-right: 20px;}        
	   .pro_nav{margin-top: 15px;border-bottom: 1px solid #e0e0e0;}
	   .pro_nav h3{margin-left: 20px;color: #282828;font-size: 14px;font-weight: bold;}
	   .pro_nav h3 i{margin-left: 10px;color: #666;font-size: 12px;font-weight: 100;}
	   .logo{width: 80%;height: auto;}
  }
  
 @media screen and (min-width:769px){
	.ch_en-power{display: none;}
	
}
a{text-decoration: none;}