<svg enable-background="new 0 0 128 128" viewBox="0 0 128 128" xmlns="http://www.w3.org/2000/svg"><linearGradient id="a" x1="64" x2="64" y1="4.3333" y2="124.54" gradientUnits="userSpaceOnUse"><stop stop-color="#42A5F5" offset="0"/><stop stop-color="#1976D2" offset="1"/></linearGradient><circle cx="64" cy="64" r="60" fill="url(#a)"/><g opacity=".2"><path d="M64,7c31.43,0,57,25.57,57,57s-25.57,57-57,57S7,95.43,7,64S32.57,7,64,7 M64,4 C30.86,4,4,30.86,4,64s26.86,60,60,60s60-26.86,60-60S97.14,4,64,4L64,4z" fill="#424242"/></g></svg>