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