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