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