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