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