.span12 {
    width: 940px;
}

.span11 {
    width: 860px;
}

.span10 {
    width: 780px;
}

.span9 {
    width: 700px;
}

.span8 {
    width: 620px;
}

.span7 {
    width: 540px;
}

.span6 {
    width: 460px;
}

.span5 {
    width: 380px;
}

.span4 {
    width: 300px;
}

.span3 {
    width: 220px;
}

.span2 {
    width: 140px;
}

.span1 {
    width: 60px;
}


.pull-right,
.row-fluid [class*="span"].pull-right {
    float: right;
}