Element block pseudo-class :active generated with font-size 16px transition box-shadow 1px 1px 0px rgba(0,0,0,0.5) position static border-radius font-weight normal float none transform text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto cursor default background margin 0px padding 20px width 160px overflow hidden border 0px rgba(0,0,0,1) solid box-sizing content-box height auto line-height 1 display block