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