#design .box_web_main{max-width:1200;}
 #Web_Main_Head {min-height:0px;}
 #design_edu_main {background-color:#fff;}
 #design_edu_main {background-image:url(https://koss.iyong.com/swift/v1/iyong_public/iyong_5856556518314240/image/20240624/1719216245646012033.jpg);}
 #design_edu_main {background-repeat:no-repeat;background-position:top;}
 #design_edu_main {background-attachment:fixed;}
 #Web_Main_Footer {background-color:#151622;}
 #Web_Main_Footer {background-image:url(https://koss.iyong.com/swift/v1/iyong_public/iyong_5856556518314240/image/20240624/1719214963921021545.jpg);}
 #Web_Main_Footer {background-repeat:no-repeat;background-position:top;}
 #Web_Main_Footer .box_web_main .sectionheight{min-height:340px;}