.tl_moun { background: url("../images/round_colors/moun_01.gif") no-repeat left top; }
.tr_moun { background: url("../images/round_colors/moun_02.gif") no-repeat right top; }
.bl_moun { background: url("../images/round_colors/moun_03.gif") no-repeat left bottom; }
.br_moun { background: url("../images/round_colors/moun_04.gif") no-repeat right bottom; }

.sub_moun, .full_moun { background-color: #3b7ca7; color:#fff; }