Element block pseudo-class :active generated with border 100px rgba(0,0,0,0) solid cursor default background transition z-index auto display block position relative overflow visible line-height normal padding 0px float none font-weight normal height 0px box-sizing content-box opacity 1 box-shadow 3px 3px 4px rgba(0,0,0,0.4) margin 0px width 0px font-size 100% outline none transform border-radius text-shadow