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