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