Element block pseudo-element :before generated with z-index auto position static border 1px rgba(0,0,0,1) solid box-sizing content-box padding 8px margin auto display block transform width 160px transition box-shadow 3px 3px 4px rgba(0,0,0,0.5) background float none height 14px border-radius overflow hidden text-shadow line-height 1 font-size 16px cursor default font-weight normal