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