.hamburger-icon rect{transition:y .2s ease-in .2s,rotate .2s ease-in,opacity 0ms .2s;transform-origin:center}button[aria-expanded=true] .hamburger-icon rect{y:45;transition:y .2s ease-in,rotate .2s ease-in .2s,opacity 0ms .2s}button[aria-expanded=true] .hamburger-icon rect:not(:first-child,:last-child){opacity:0}button[aria-expanded=true] .hamburger-icon rect:first-child{rotate:45deg}button[aria-expanded=true] .hamburger-icon rect:last-child{rotate:-45deg}