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