.alpha10{background:#000;background:transparent \9;background:rgba(0,0,0,.1);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#19000000,endColorstr=#19000000);zoom:1}.alpha10:nth-child(n){filter:none}.alpha20{background:#000;background:transparent \9;background:rgba(0,0,0,.2);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#33000000,endColorstr=#33000000);zoom:1}.alpha20:nth-child(n){filter:none}.alpha30{background:#000;background:transparent \9;background:rgba(0,0,0,.3);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#4c000000,endColorstr=#4c000000);zoom:1}.alpha30:nth-child(n){filter:none}.alpha40{background:#000;background:transparent \9;background:rgba(0,0,0,.4);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#66000000,endColorstr=#66000000);zoom:1}.alpha40:nth-child(n){filter:none}.alpha50{background:#000;background:transparent \9;background:rgba(0,0,0,.5);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#7f000000,endColorstr=#7f000000);zoom:1}.alpha50:nth-child(n){filter:none}.alpha60{background:#000;background:transparent \9;background:rgba(0,0,0,.6);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#99000000,endColorstr=#99000000);zoom:1}.alpha60:nth-child(n){filter:none}.alpha70{background:#000;background:transparent \9;background:rgba(0,0,0,.7);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#b2000000,endColorstr=#b2000000);zoom:1}.alpha70:nth-child(n){filter:none}.alpha80{background:#000;background:transparent \9;background:rgba(0,0,0,.8);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#cc000000,endColorstr=#cc000000);zoom:1}.alpha80:nth-child(n){filter:none}.alpha90{background:#000;background:transparent \9;background:rgba(0,0,0,.9);filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#e5000000,endColorstr=#e5000000);zoom:1}.alpha90:nth-child(n){filter:none}