* {
    font-family: Arial, sans-serif;
    box-sizing: border-box; 
}

@keyframes fade-in-background {
    from {
        background-color: #000000; 
    }
    to {
        background-color: #f0f0f0; 
    }
}

@keyframes slide-down {
    from {
        opacity: 0; 
        transform: translateY(-20px); 
    }
    to {
        opacity: 1; 
        transform: translateY(0); 
    }
}


body {
    background-color: #f0f0f0;
    color: #333;
    margin: 0;
    padding: 0;
    line-height: 1.6;

    animation: fade-in-background 3s ease-out forwards;
}

header {
    background-color: #e10600; 
    color: white;
    padding: 20px 0;
    text-align: center;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}
nav a {
    color: white;
    text-decoration: none; 
    margin: 0 15px;
    font-weight: bold;
    padding: 5px 10px;
    border-radius: 5px;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.2);
}

main {
    padding: 20px;
    max-width: 900px;
    margin: 20px auto; 
    background-color: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    animation: slide-down 1s ease-out 0.5s forwards; 
    opacity: 0;
}

h1 {
    font-size: 2.5em; 
    margin-bottom: 5px;
}

h2 {
    color: #e10600; 
    border-bottom: 2px solid #e10600;
    padding-bottom: 5px;
    margin-top: 20px;
}


ul {
    list-style-type: square;
    margin-left: 20px;
}

table {
    width: 100%;
    border-collapse: collapse; 
    margin-top: 15px;
}

th, td {
    border: 1px solid #ddd;
    padding: 10px;
    text-align: left;
}

th {
    background-color: #333; 
    color: white;
}


img {
    max-width: 100%; 
    height: auto;
    display: block; 
    margin: 15px auto;
    border-radius: 8px;
}