Element block pseudo-class :active generated with z-index auto opacity 1 box-sizing content-box height 10px border 0px rgba(0,0,0,1) solid padding 0px float none overflow visible transform cursor default box-shadow 0px 0px 2px rgba(0,0,0,0.5) display block line-height normal width 14px text-shadow background position static font-size 100% margin 0px outline none border-radius transition font-weight normal