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