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