#new_proof
select.timeout
@extend .col-lg-3
@extend .col-md-3
@extend .col-sm-3
@extend .col-xs-3
margin-right: 1em
.columnized-items
div.form-group div.col-lg-10
> label
@extend .col-lg-2
@extend .col-md-3
@extend .col-sm-4
@extend .col-xs-6
margin: 0
float: left
> p.help-block
@extend .col-lg-12
@extend .col-md-12
@extend .col-sm-12
@extend .col-xs-12
.select_checkboxes_buttons
margin-top: -1.5em
margin-bottom: 2em