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