loader using HTML CSS

<div class="myuihub-loader"></div>

.myuihub-loader {
    display: inline-block;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 6px solid;
    border-color: #766DF4 #0000;
    animation: myuihubLoader 1s infinite;
}

@keyframes myuihubLoader {
    to {
        transform: rotate(.5turn)
    }
}

<div class="myuihub-loader">
    <span></span>
    <span></span>
    <span></span>
    <span></span>
    <span></span>
    <span></span>
    <span></span>
</div>

.myuihub-loader {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.myuihub-loader span {
    position: absolute;
    height: 12px;
    width: 12px;
}

.myuihub-loader span::before {
    content: "";
    background-color: #FABE3F;
    display: block;
    height: 100%;
    width: 100%;
    animation: myuihubLoader 2.1s ease infinite backwards;
}

.myuihub-loader span:nth-child(1) {
    transform: translate(-50%, -50%) translate(60%, 120%);
}

.myuihub-loader span:nth-child(2) {
    transform: translate(-50%, -50%) translate(-60%, 120%);
}

.myuihub-loader span:nth-child(3) {
    transform: translate(-50%, -50%) translate(120%, 0);
}

.myuihub-loader span:nth-child(4) {
    transform: translate(-50%, -50%);
}

.myuihub-loader span:nth-child(5) {
    transform: translate(-50%, -50%) translate(-120%, 0);
}

.myuihub-loader span:nth-child(6) {
    transform: translate(-50%, -50%) translate(60%, -120%);
}

.myuihub-loader span:nth-child(7) {
    transform: translate(-50%, -50%) translate(-60%, -120%);
}

.myuihub-loader span:nth-child(1)::before {
    animation-delay: 0.15s;
}

.myuihub-loader span:nth-child(2)::before {
    animation-delay: 0.3s;
}

.myuihub-loader span:nth-child(3)::before {
    animation-delay: 0.45s;
}

.myuihub-loader span:nth-child(4)::before {
    animation-delay: 0.6s;
}

.myuihub-loader span:nth-child(5)::before {
    animation-delay: 0.75s;
}

.myuihub-loader span:nth-child(6)::before {
    animation-delay: 0.9s;
}

.myuihub-loader span:nth-child(7)::before {
    animation-delay: 1.05s;
}

@keyframes myuihubLoader {
    0%,
    20% {
        opacity: 0;
        transform: translateY(-300%);
    }
    30%,
    70% {
        opacity: 1;
        transform: translateY(0);
    }
    90%,
    100% {
        opacity: 0;
        transform: translateY(300%);
    }
}

<div class="myuihub-loader">
    <div>
        <span></span>
        <span></span>
        <span></span>
        <span></span>
        <span></span>
    </div>
    <div>
        <span></span>
        <span></span>
        <span></span>
        <span></span>
        <span></span>
    </div>
</div>

.myuihub-loader {
    --offset: 18;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.myuihub-loader>div {
    --radius: 30;
    --size: 10;
    height: calc(var(--size) * 1px);
    width: calc(var(--size) * 1px);
    position: absolute;
}

.myuihub-loader>div:nth-of-type(1) {
    --multiplier: 1;
    animation: myuihubLoader1 1s infinite ease both;
}

.myuihub-loader>div:nth-of-type(1) span {
    animation: myuihubLoader3 1s infinite ease;
}

.myuihub-loader>div:nth-of-type(2) {
    --multiplier: 2;
    animation: myuihubLoader2 1s infinite ease both;
}

.myuihub-loader>div:nth-of-type(2) span {
    animation: myuihubLoader4 1s infinite ease;
}

.myuihub-loader div span {
    background-color: #4B7DC0;
    position: absolute;
    height: 100%;
    width: 100%;
    border-radius: 100%;
}

.myuihub-loader div span:nth-child(1) {
    --rotation: 72;
}

.myuihub-loader div span:nth-child(2) {
    --rotation: 144;
}

.myuihub-loader div span:nth-child(3) {
    --rotation: 216;
}

.myuihub-loader div span:nth-child(4) {
    --rotation: 288;
}

.myuihub-loader div span:nth-child(5) {
    --rotation: 360;
}

@keyframes myuihubLoader1 {
    0%,
    30% {
        transform: rotate(calc(var(--offset) * -1deg));
    }
    70%,
    100% {
        transform: rotate(calc(var(--offset) * 1deg));
    }
}

@keyframes myuihubLoader2 {
    0%,
    30% {
        transform: rotate(calc(var(--offset) * 1deg));
    }
    70%,
    100% {
        transform: rotate(calc(var(--offset) * -1deg));
    }
}

@keyframes myuihubLoader3 {
    0%,
    50% {
        transform: rotate(calc(var(--rotation) * 1deg)) translate(0, 15px);
    }
    80%,
    100% {
        transform: rotate(calc(var(--rotation) * 1deg)) translate(0, 40px);
    }
}

@keyframes myuihubLoader4 {
    0%,
    50% {
        transform: rotate(calc(var(--rotation) * 1deg)) translate(0, 40px);
    }
    80%,
    100% {
        transform: rotate(calc(var(--rotation) * 1deg)) translate(0, 15px);
    }
}