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