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