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