<svg xmlns="http://www.w3.org/2000/svg" width="105" height="105" fill="#5d79d3" viewBox="0 0 105 105"><circle cx="12.5" cy="12.5" r="12.5"><animate attributeName="fill-opacity" begin="0s" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="12.5" cy="52.5" r="12.5" fill-opacity=".5"><animate attributeName="fill-opacity" begin="100ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="52.5" cy="12.5" r="12.5"><animate attributeName="fill-opacity" begin="300ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="52.5" cy="52.5" r="12.5"><animate attributeName="fill-opacity" begin="600ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="92.5" cy="12.5" r="12.5"><animate attributeName="fill-opacity" begin="800ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="92.5" cy="52.5" r="12.5"><animate attributeName="fill-opacity" begin="400ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="12.5" cy="92.5" r="12.5"><animate attributeName="fill-opacity" begin="700ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="52.5" cy="92.5" r="12.5"><animate attributeName="fill-opacity" begin="500ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle><circle cx="92.5" cy="92.5" r="12.5"><animate attributeName="fill-opacity" begin="200ms" calcMode="linear" dur="1s" repeatCount="indefinite" values="1;.2;1"/></circle></svg>
