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