.rtop,.rbottom{display:block;  background-color: #000000;}
.rtop *,.rbottom *{display:block;height: 1px;overflow: hidden;}
.r1{margin: 0 5px; background-color: #2c2d2d;}
.r2{margin: 0 3px; background-color: #1b1b1b; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}
.r3{margin: 0 2px; background-color: #1b1b1b; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}
.r4{margin: 0 1px; height: 2px; background-color: #1b1b1b; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}

.rb1{margin: 0 5px; background-color: #2c2d2d;}
.rb2{margin: 0 3px; background-color: #333; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}
.rb3{margin: 0 2px; background-color: #333; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}
.rb4{margin: 0 1px; height: 2px; background-color: #333; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}

.rs1{margin: 0 2px; background-color: #1b1b1b;}
.rs2{margin: 0 1px; background-color: #1b1b1b;}

.rcontentbgcolor{ background-color: #1b1b1b; text-align:center; border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d; padding:5px 0 0 0;}
.tdborders{border-left:1px solid #2c2d2d; border-right:1px solid #2c2d2d;}
.tdborder_left{border-left:1px solid #2c2d2d;}
.tdborder_right{border-right:1px solid #2c2d2d;}

.block_bottom{background-color:#333;}