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