body {
    background-color: #f6f6f6;
    font-family: 'Lato', sans-serif;
    margin: 0;
    padding: 0;
}

header {
    background-color: #444;
    padding: 20px;
    text-align: center;
}

header h1 {
    color: #fff;
    font-size: 40px;
    margin: 0;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
}

nav {
    background-color: #444;
    text-align: center;
    height: 60px;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

nav li {
    display: inline;
    margin-right: 10px;
}

nav a {
    color: #fff;
    text-decoration: none;
    padding: 10px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: #555;
}

main {
    padding: 20px;
    width: 70%;
    margin: auto;
}


.loading-container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loading-circle {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    border: 6px solid #E5E5E5;
    border-top-color: #555555;
    animation: spinAnimation 1s linear infinite;
}

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

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

.hidden {
    display: none;
}



.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: #ffffff;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 99990;
}

.loading-content {
    text-align: center;
}

.loading-content h2 {
    font-size: 24px;
    margin-bottom: 10px;
}

.loading-content p {
    font-size: 16px;
}