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