#app {
    text-align: center;
    color: #444;
}

.loader {
    border: 6px solid #f3f3f3; /* Light grey */
    border-top: 6px solid #3498db; /* Blue */
    border-radius: 50%;
    width: 60px;
    height: 60px;
    animation: spin 1s linear infinite;
    margin: 0 auto 20px;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-size: 1.8em;
    color: #3498db;
    font-weight: 500;
    letter-spacing: 1.5px;
}

.sub-text {
    font-size: 1em;
    color: #888;
    margin-top: 10px;
}