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