Element block pseudo-class :active generated with opacity 1 box-sizing content-box cursor default transform width 160px box-shadow 1px 1px 1px rgba(0,0,0,0.3) border-radius display block line-height 1 float none height auto margin 0px transition z-index auto padding 20px background border 1px rgba(255,255,255,1) solid outline none font-size 16px font-weight normal overflow hidden text-shadow 1px 1px 1px rgba(0,0,0,0.2) position static