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