.bg_blanco{background-color:#FFF !important;}
.bg_negro{background-color:#000 !important;}
.bg_gris_oscuro{background-color:#212121 !important;}
.bg_gris_oscuro2{background-color:#202020 !important;}
.bg_gris_oscuro3{background-color:#4a4a4a !important;}
.bg_gris_claro{background-color:#F5F5F5 !important;}
.bg_gris_claro2{background-color:#666666 !important;}
.bg_gris_claro3{background-color:#F9F9F9 !important;}
.bg_gris_claro4{background-color:#CCCCCC !important;}
.bg_amarillo{background-color:#FDC800 !important;}