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