.howaito{
    
    
  background-color : white;
  
  line-height : 6mm;
}
A:HOVER{
    
    
  font-weight : bold;
  color : red;
}
.reditm{
    
    
  background-image : url(yajirusi.gif);

  line-height : 5mm;
}

.sakuin{  
    
  line-height : 5mm;
  background-image : url(sakuin.png);
}

.redsakuin{  
  line-height : 5mm;
  background-image : url(redsakuin.png);
}