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