Element block pseudo-class :active generated with transition width 160px float none position static border 0px rgba(0,0,0,1) solid cursor default box-sizing content-box height auto background padding 20px line-height 90% display block border-radius overflow hidden margin 0px font-weight normal font-size 16px transform z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) status box-shadow 1px 1px 1px rgba(0,0,0,0.3)