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