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