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