Adds a vertical offset top and bottom to Bootstrap 3 to be used within columns. Currently no vertical offset is available as standard in Bootstrap 3.

bootstrap-3-vert-offset-shim.css

/*
Include this after bootstrap.css. Add class of 
vert-offset-top-value or vert-offset-bottom-value 
to your Bootstrap 3 default rows to prevent row content 
from touching the row content above or below.
*/

/* Vertical Offset Bottom */
.vert-offset-top-12{
    margin-top: 12em;
}
.vert-offset-top-11{
    margin-top: 11em;
}
.vert-offset-top-10{
    margin-top: 10em;
}
.vert-offset-top-9{
    margin-top: 9em;
}
.vert-offset-top-8{
    margin-top: 8em;
}
.vert-offset-top-7 {
    margin-top: 7em;
}
.vert-offset-top-6{
    margin-top: 6em;
}
.vert-offset-top-5{
    margin-top: 5em;
}
.vert-offset-top-4{
    margin-top: 4em;
}
.vert-offset-top-3{
    margin-top: 3em;   
}
.vert-offset-top-2{
    margin-top: 2em;
}
.vert-offset-top-1{
    margin-top: 1em;
}
.vert-offset-top-0{
    margin-top: 0em;
}
/* Vertical Offset Bottom */
.vert-offset-bottom-12{
    margin-bottom: 12em;
}
.vert-offset-bottom-11{
    margin-bottom: 11em;
}
.vert-offset-bottom-10{
    margin-bottom: 10em;
}
.vert-offset-bottom-9{
    margin-bottom: 9em;
}
.vert-offset-bottom-8{
    margin-bottom: 8em;
}
.vert-offset-bottom-7{
    margin-bottom: 7em;
}
.vert-offset-bottom-6{
    margin-bottom: 6em;
}
.vert-offset-bottom-5{
    margin-bottom: 5em;
}
.vert-offset-bottom-4{
    margin-bottom: 4em;
}
.vert-offset-bottom-3{
    margin-bottom: 3em;
}
.vert-offset-bottom-2{
    margin-bottom: 2em;
}
.vert-offset-bottom-1{
    margin-bottom: 1em;
}
.vert-offset-bottom-0{
    margin-bottom: 0em;
}