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