.text_menu_chinh{ font-family:Tahoma; font-size:11px; text-align:center; text-decoration:none; color:#FFFFFF; font-weight:bold;
 text-shadow:#00FF00;}
a.text_menu_chinh:hover{ font-family:Tahoma; font-size:11px; text-decoration:none; color:#f7f68a; font-weight:bold;
}

.textbottom{
	font-family:tahoma;
	font-size: 12px;
	color:#ffffff;
	text-align: left;
	line-height:20px;
	line-height:20px;
	font-weight:500;
	padding-left:10px;
	text-decoration:none;
}
a.textbottom:hover{
	color:#FF6600;
	text-decoration:underline;
}

#css-shadow {
  margin: 0;
  padding: 0;
  position: relative; /* Dùng để định vị chữ */
  width: 300px;
  height: 250px;
}
#css-shadow h6.font {
	font-family:Tahoma;
	font-size: 12px;
  position: absolute;
  top: 130px;
  left: 9px;
  z-index: 1;
  color: #ffffff;
}

#css-shadow h6.shadow {
	font-family:Tahoma;
	font-size: 12px;
  position: absolute;
  top: 133px;
  left: 11px;
  z-index: 0;
  color:#666666;
}

.aa{
margin:0;
display: block;
background: url(nn_images/nen_shadow_31.png) top center repeat-y transparent;
_background-image: none;
filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true', sizingMethod='scale', src='nn_images/nen_shadow_31.png');
}
.bb{
margin:0;
display: block;
background: url(nn_images/nen_shadow_33.png) top center repeat-y transparent;
_background-image: none;
filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled='true', sizingMethod='scale', src='nn_images/nen_shadow_33.png');
}