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