Element block pseudo-element :before generated with background border-radius box-sizing content-box height auto position static transform display block cursor default border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) font-size 16px box-shadow 1px 1px 1px rgba(0,0,0,0.3) font-weight normal z-index auto transition float none padding 20px width 160px line-height 1 margin 4px overflow hidden