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