.book_2_box {
		           
		           width: 3307px;
		           margin: 2rem auto;
		       }
		       #book_2_info {
		           background-image: url(/pc/js_zhengshu/images/zhengshu_2_bg.png);
		           width: 3508px;
		           height:2480px;
		           background-repeat: no-repeat;
		           background-size: 100% 100%;
		           position: relative;
		           padding: 301px 0px 0px 0px;
		           overflow: hidden;
		       }
		       .div-info1{
				   margin-left: 550px;
				   margin-top: 150px;
				   width: 500px;
				   float: left;
			   }
			   .div-info2{
				   float: right;
				   width: 1750px;
				   margin-right:650px;
				   font-size: 90px;
				   font-family: "华文仿宋";
				   letter-spacing: 12px;
				   margin-top: 210px;
			   }
			   .div-info2 span{
				   font-size: 45px;
				   letter-spacing: 2.5px;
			   }
			   .div-info2 h4{
				font-size: 88px;
				font-weight: 400;
			   }
			   .div-info3{

				   position: absolute;
				   margin-left: 2750px;
				   margin-top: 100px;
			   }
			   .div-info7 img{
		           width: 250px;
		           height:250px;
			   }		 
			   
			   .div-info4{
				   width:100%;
				   margin-top: 450px;
				   font-size: 60px;
				   font-family: "华文仿宋";
				   text-align: center;
				   line-height: 45px;
			   }
			   .div-info4 span{
				   letter-spacing: 4px;
			   }
			   .div-info4 h1{
				font-size:80px;
				font-weight:600;
				letter-spacing: 10px;
			}
			   .div-info5{
				   font-size: 50px;
				   margin-top: 35px;
				   padding-left: 530px;
				   padding-right: 200px;
				   line-height: 90px;
				   letter-spacing: 4px;
			   }
			   .div-info6{
				   font-size: 50px;
				   line-height: 100px;
				   padding-left: 530px;
				   margin-top: 20px;
				   width: 2000px;
				   float: left;
			   }
			   .div-info7{
				   float: right;
				   margin-right: 430px;
			   }
			   .div-info7 img{
		           width: 300px;
		           height:300px;
			   }			   
			   .div-info8{
				   line-height: 160px;
				   font-size: 50px;
                   margin-top: 170px;
				   width: 1200px;
				   margin-left: 450px;
				   text-align: center;
				   float: left;
			   }
			   .div-info9{
				   font-size: 50px;
				   width: 1400px;
				   float: right;
				   text-align: center;
				   margin-right: 350px;
				   margin-top: 190px;
			   }
			   .div-info9 span{line-height: 5px;}
			   .div-info9 span{font-size: 50px;}
			   .div-info9 eng2{font-size: 47px;}
			   .div-info10{
				   position: absolute;
				   margin-left: 760px;
				   margin-top: 380px;
				   width: 1000px;
			   }
			   .div-info11{
			   		position: absolute;
					 width: 1000px;
					 margin-left: 2180px;
					 margin-top: 400px;
			   }