Element block pseudo-element :before generated with font-size 16px border 0px rgba(0,0,0,1) solid overflow hidden cursor default display block width 160px background z-index auto font-weight normal position static padding 20px margin 0px float none transform box-shadow 1px 1px 1px rgba(0,0,0,0.3) transition height auto line-height 1 border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) box-sizing content-box