/* General Body Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    background-color: #f4f4f4;
    color: #333;
    line-height: 1.6;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header and Navigation */
header {
    background: #333;
    color: white;
    padding: 1rem 0;
    text-align: center;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

nav {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

nav a {
    color: white;
    text-decoration: none;
    cursor: pointer;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    transition: background-color 0.3s;
}

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

/* Main Content Area */
main {
    flex: 1;
    padding: 2rem;
    max-width: 800px;
    margin: 2rem auto;
    background: white;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
}

/* Footer */
footer {
    text-align: center;
    padding: 1.5rem;
    margin-top: auto;
    background: #333;
    color: white;
}

/* Links */
a {
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* Headings */
h1, h2, h3 {
    color: #333;
}

/* Form elements */
form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1rem;
}

input[type="text"], button {
    padding: 0.8rem;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #0056b3;
}

/* Utility classes */
.text-center {
    text-align: center;
}