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