body
{
	margin:1px auto;
	padding-top:10px;	
	color:rgb(120, 120, 169);
	text-align:center;
    font-family:"NanumGothic", "NanumGothicCoding", "³ª´®°íµñ", "³ª´®°íµñÄÚµù", "Arial";
    background-color:rgb(190, 210, 235);
    
    background-image:url(./calc/background.jpg);
    background-size:cover;
    

}
/*
.main_div 
{
    
    background-image:url(back_image.jpg);
    background-size:cover;
    
}

p, li 
{
    background-color:rgba(80, 80, 139, 0.3) !important;
}
*/
iframe 
{
    border:none;
}
A
{
    color:rgba(70, 70, 250, 0.5);
    text-decoration:none;
}
.index_menu 
{

}
.index_menu li 
{
    font-weight:bold;
    background-color:rgba(255, 255, 255, 0.3);
}
.nav 
{
    width:30%;
    font-size:15px;
    text-align:left;
    float:left;
}
.title_1 
{
    background-color:rgba(255, 255, 255, 0.3);
}
.board 
{
   
}
.login_cell 
{
   vertical-align:top;
   background-color:rgba(255, 255, 255, 0.3);
}
.ads 
{
    
}