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