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