#header{
    width:100%;
    margin:0 auto;
    padding:10px 0 0 0;
}
    
#genheader{
    margin:0 auto;
    position: relative;
}
#menuheader{		/*barra base del menu*/
    margin:0 auto;
    height: auto;
    background-color: #009900;
}
.clear_header {
	clear:both;
}
.line_header {
	border-top:1px solid #408095;
	margin:10px 0;
	width:100%;
}

@media only screen and (min-width: 280px) and (max-width: 320px) {
    #genheader {
        width:95%;
    }
    #menuheader {
        width:95%;
    }

}

@media only screen and (min-width: 321px) and (max-width: 480px) {
    #genheader {
        width:95%;
    }
    #menuheader {
        width:95%;
    }

}

@media only screen and (min-width: 481px) and (max-width: 600px) {
    #genheader {
        width:95%;
    }
    #menuheader {
        width:95%;
    }

}
@media only screen and (min-width: 601px) and (max-width: 768px) {
    #genheader {
        width:95%;
    }
    #menuheader {
        width:95%;
    }
  	
}

@media only screen and (min-width: 769px) and (max-width: 960px) {
    #genheader {
        width:100%;
    }
    #menuheader {
        width:100%;
    }
 
}

@media only screen and (min-width: 961px) and (max-width: 1024px) {
    #genheader {
        width:960px;
    }
    #menuheader {
        width:960px;
    }
   
}

@media only screen and (min-width: 1025px) {
    #genheader {
        width:960px;
    }
    #menuheader {
        width:960px;
    }
 
}