Element block pseudo-class :active generated with overflow hidden padding 0px opacity 0.37 text-shadow transform font-weight normal transition z-index auto background float left line-height 1 outline none box-sizing content-box height 150px font-size 16px cursor pointer position static margin 0px width 1024px border 2px rgba(0,150,255,0.91) solid display block border-radius box-shadow