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