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