Element block pseudo-class :active generated with height auto position relative display block margin 37px box-shadow 0px 0px 2px rgba(255,0,0,1) float left transition border 2px rgba(0,0,0,1) solid width auto border-radius line-height 1 transform background padding 0px box-sizing content-box font-size 16px z-index auto text-shadow overflow visible cursor default font-weight normal