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