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