Element button pseudo-class :active generated with height auto border-radius box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-size 16px position static border 0px rgba(0,0,0,1) solid cursor default transform z-index auto box-sizing content-box float none display block transition width 160px margin 0px padding 20px font-weight normal line-height 1 background overflow hidden text-shadow 2px 2px 2px rgba(0,0,0,0.5)