<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 91" preserveAspectRatio="none"><path d="M0 0v.4c67.3 41.8 265.8 72 500.2 72 234 0 432.2-30.2 499.8-71.8V0H0z"/></svg>