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