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