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