/* CSS Document */

body{
     margin:0 auto;
	 background-color:#000000;
	 }

#mainpage{
          width:1100px;
		  height:auto;
		  margin:0 auto;
		  }

#for_intro{
           width:1100px;
		   height:798px;
		   background-image:url(images/intro.jpg);
		   background-repeat:no-repeat;
		   }

#chumma_box{
            width:1100px;
			height:650px;
			}
#for_enter_button{
                  width:1100px;
				  height:45px;
				  }
#enter_buttons{
               width:143px;
			   height:44px;
			   margin-left:470px;
			   		   
			   }