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