Element block pseudo-class :active generated with height auto margin 5px box-shadow 0px 0px 6px rgba(0,0,0,0.5) padding 3px font-weight normal border-radius background font-size 16px transition display block position static overflow hidden z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) transform border 0px rgba(0,0,0,1) solid line-height 1 cursor default float left width 160px box-sizing content-box