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