body { background: #333333; }

.block_1{background-color:#ffffff; padding:6px; border:1px #990099 solid;}
.ques_desc{background-color:#ffffff; padding:9px; border-bottom:1px #999900 solid;}
.block_result{background-color:#ffffff; padding:6px; border:1px #990099 solid; position: fixed; top: 50%; right: 5px; z-index:10}
.block_op{background-color:#ffffff; padding:9px; border-bottom:1px #999900 dotted;}
.block_r{background-color:#ddffdd; padding:9px; border-bottom:1px #999900 dotted;}
.block_w{background-color:#ffdddd; padding:9px; border-bottom:1px #999900 dotted;}

label {
    display: inline;
}