Material Design Spinner
The Android and Google-apps spinner: an arc that grows and shrinks while the whole ring rotates. An SVG circle with an animated dash, styled entirely from CSS.
Also known as: Android spinner, Google circular progress indicator.
HTML
<svg class="ldr-material-spinner" viewBox="0 0 50 50" role="status" aria-label="Loading"> <circle cx="25" cy="25" r="20" fill="none" stroke-width="5"></circle> </svg>
CSS
.ldr-material-spinner {
--s: var(--ldr-size, 48px);
--c: var(--ldr-color, #3b82f6);
width: var(--s);
height: var(--s);
animation: ldr-material-spinner-rotate 2s linear infinite;
}
.ldr-material-spinner circle {
stroke: var(--c);
stroke-linecap: round;
stroke-dasharray: 1, 200;
stroke-dashoffset: 0;
animation: ldr-material-spinner-dash 1.5s ease-in-out infinite;
}
@keyframes ldr-material-spinner-rotate {
to { transform: rotate(360deg); }
}
@keyframes ldr-material-spinner-dash {
0% { stroke-dasharray: 1, 200; stroke-dashoffset: 0; }
50% { stroke-dasharray: 90, 200; stroke-dashoffset: -35; }
100% { stroke-dasharray: 90, 200; stroke-dashoffset: -124; }
}
@media (prefers-reduced-motion: reduce) {
.ldr-material-spinner, .ldr-material-spinner *, .ldr-material-spinner::before, .ldr-material-spinner::after {
animation-duration: 3s;
}
}Customizing this loader
- Color: set
--ldr-coloron the element or a parent. Currently previewing#3b82f6. - Size: set
--ldr-size. Every dimension in the snippet is derived from it. Currently previewing64px. - Speed: change the duration on the
animationshorthand. Delays on the children are relative, so they keep their rhythm. - Accessibility: the root carries
role="status"and anaria-labelso screen readers announce the wait. The reduced-motion rule at the end slows the animation for users who asked for less motion.