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