* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Roboto', sans-serif;
}

body {
    background-color: #f0f4f8;
    color: #333;
    line-height: 1.6;
}

header {
    background-color: #0056b3;
    padding: 1rem;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

nav {
    max-width: 1200px;
    margin: auto;
}

nav ul {
    list-style: none;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

nav li {
    position: relative;
}

nav a {
    color: white;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background-color 0.3s, transform 0.3s;
}

nav a:hover {
    background-color: rgba(255, 255, 255, 0.2);
    transform: scale(1.05);
}

nav a::after {
    content: '';
    display: block;
    height: 2px;
    width: 0;
    background: #ffd700;
    transition: width 0.3s;
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
}

nav a:hover::after {
    width: 100%;
}

main {
    max-width: 800px;
    margin: 2rem auto;
    padding: 1.5rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    animation: fadeIn 0.5s ease-in;
}

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

h1 {
    margin-bottom: 1.5rem;
    color: #0056b3;
    text-align: center;
    animation: slideIn 0.5s ease-in-out;
}

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

form {
    display: grid;
    gap: 1rem;
}

label {
    font-weight: 600;
}

input[type="text"],
input[type="email"],
input[type="date"],
select {
    padding: 0.75rem;
    border: 1px solid #ccc;
    border-radius: 4px;
    transition: border 0.3s, box-shadow 0.3s;
}

input[type="text"]:focus,
input[type="email"]:focus,
input[type="date"]:focus,
select:focus {
    border: 1px solid #0056b3;
    outline: none;
    box-shadow: 0 0 5px rgba(0, 86, 179, 0.5);
}

input[type="submit"] {
    background-color: #007bff;
    color: white;
    padding: 0.75rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-weight: 600;
    transition: background 0.3s, transform 0.3s;
}

input[type="submit"]:hover {
    background-color: #0056b3;
    transform: translateY(-2px);
}

footer {
    text-align: center;
    padding: 1rem;
    background-color: #0056b3;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
    animation: fadeIn 0.5s ease-in;
}

@media (max-width: 600px) {
    nav ul {
        flex-direction: column;
        align-items: center;
    }

    main {
        padding: 1rem;
    }

    h1 {
        font-size: 1.5rem;
    }
}