#design .box_web_main{max-width:1130px;}
 #Web_Main_Head {min-height:123px;}
 .design_main {background-color:#fff;}
 .design_main {background-image:url(//koss.iyong.com/swift/v1/iyong_public/iyong_2736784404070912/image/20180809/1533779847565008160.jpeg);}
 .design_main {background-repeat:no-repeat;background-position:center;}
 .design_main {background-attachment:scroll;}
 #Web_Main_Head {background-color:#fff;}
 #Web_Main_Head {background-image:url(//koss.iyong.com/swift/v1/iyong_public/iyong_2736784404070912/image/20180809/1533780728184021621.jpg);}
 #Web_Main_Head {background-repeat:no-repeat;background-position:top;}
 #Web_Main_Head {background-attachment:scroll;}
 #Web_Main_Footer {background-color:#ffffff;}
 #Web_Main_Footer {background-image:url(//koss.iyong.com/swift/v1/iyong_public/iyong_2736784404070912/image/20180812/1534046532175016878.jpg);}
 #Web_Main_Footer {background-repeat:no-repeat;background-position:top;}
 #design_edu_main {background-color:#fff;}
 #design_edu_main {background-image:url(//koss.iyong.com/swift/v1/iyong_public/iyong_2736784404070912/image/20180809/1533779847565008160.jpeg);}
 #design_edu_main {background-repeat:no-repeat;background-position:top;}
 #design_edu_main {background-attachment:scroll;}