Element button pseudo-element :before generated with padding 8px margin 0px width 100px float none display block font-weight normal overflow hidden border 0px rgba(0,0,0,1) solid border-radius text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default font-size 16px position static z-index auto line-height 1 transition height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) box-sizing content-box background transform