panel/web/public/loading/index.css

.loading-container {
    position: fixed;
    left: 0;
    top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100%;
}

.loading-spin__container {
    width: 56px;
    height: 56px;
    margin: 36px 0;
}

.loading-spin {
    position: relative;
    height: 100%;
    animation: loadingSpin 1s linear infinite;
}

.left-0 {
    left: 0;
}

.right-0 {
    right: 0;
}

.top-0 {
    top: 0;
}

.bottom-0 {
    bottom: 0;
}

.loading-spin-item {
    position: absolute;
    height: 16px;
    width: 16px;
    background-color: var(--primary-color);
    border-radius: 8px;
    -webkit-animation: loadingPulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
    animation: loadingPulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes loadingSpin {
    from {
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    to {
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}

@keyframes loadingPulse {
    0%,
    100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading-delay-500 {
    -webkit-animation-delay: 500ms;
    animation-delay: 500ms;
}

.loading-delay-1000 {
    -webkit-animation-delay: 1000ms;
    animation-delay: 1000ms;
}

.loading-delay-1500 {
    -webkit-animation-delay: 1500ms;
    animation-delay: 1500ms;
}

.loading-title {
    font-size: 28px;
    font-weight: 500;
    color: #6a6a6a;
}