.loader {
    width: 20px;
    --b: 8px;
    aspect-ratio: 1;
    border-radius: 50%;
    padding: 0px;
    background: conic-gradient(#0000 10%,#FFFFFF) content-box;
    -webkit-mask:
            repeating-conic-gradient(#0000 0deg,#000 1deg 20deg,#0000 21deg 36deg),
            radial-gradient(farthest-side,#0000 calc(100% - var(--b) - 1px),#000 calc(100% - var(--b)));
    -webkit-mask-composite: destination-in;
    mask-composite: intersect;
    animation:l4 1s infinite steps(10);
    display: inline-block;
    position: relative;
    vertical-align: middle;
}
@keyframes l4 {to{transform: rotate(1turn)}}


.otp-loader {
    width: 20px;
    --b: 8px;
    aspect-ratio: 1;
    border-radius: 50%;
    padding: 0px;
    background: conic-gradient(#0000 10%,#FFFFFF) content-box;
    -webkit-mask:
            repeating-conic-gradient(#0000 0deg,#000 1deg 20deg,#0000 21deg 36deg),
            radial-gradient(farthest-side,#0000 calc(100% - var(--b) - 1px),#000 calc(100% - var(--b)));
    -webkit-mask-composite: destination-in;
    mask-composite: intersect;
    animation:l4 1s infinite steps(10);
    display: inline-block;
    position: relative;
    vertical-align: middle;
}
@keyframes l4 {to{transform: rotate(1turn)}}