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