/* General Styles */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f9;
    color: #333;
}

header {
    background-color: #2c3e50;
    color: #fff;
    padding: 20px 0;
    text-align: center;
}

header h1 {
    margin: 0;
    font-size: 24px;
}

/* Main Content */
main {
    padding: 20px;
    max-width: 800px;
    margin: 0 auto;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* Forms */
form {
    margin-bottom: 20px;
    display: flex;
    flex-direction: column; /* Ensures all elements stack vertically */
    gap: 15px; /* Adds consistent spacing between elements */
}

form label {
    font-weight: bold;
}

form input,
form select,
form textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box; /* Prevents padding from affecting layout */
}

/* Radio and Checkbox Alignment */
form input[type="radio"],
form input[type="checkbox"] {
    display: inline-block;
    width: auto;
    margin-right: 5px;
}

/* Buttons */
form button {
    width: 100%;
    padding: 10px;
    background-color: #2c3e50;
    color: #fff;
    border: none;
    cursor: pointer;
    font-size: 16px;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

form button:hover {
    background-color: #34495e;
}

form button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

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

table th {
    background-color: #2c3e50;
    color: #fff;
}

table tr:nth-child(even) {
    background-color: #f9f9f9;
}

/* Navigation */
nav ul {
    list-style: none;
    padding: 0;
    margin: 0 0 20px;
    display: flex;
    justify-content: space-around;
    background-color: #2c3e50;
    border-radius: 4px;
}

nav ul li {
    flex: 1;
}

nav ul li a {
    display: block;
    padding: 10px;
    color: #fff;
    text-align: center;
    text-decoration: none;
}

nav ul li a:hover {
    background-color: #34495e;
}
/* Submenu */
nav ul li .submenu {
    display: none; /* Hidden by default */
    position: absolute; /* Ensures it doesn't affect the layout */
    background-color: #2c3e50;
    border-radius: 4px;
    list-style: none;
    padding: 0;
    margin: 0;
    z-index: 1000;
    min-width: 150px; /* Ensures consistent width */
}

nav ul li .submenu li {
    flex: none;
}

nav ul li .submenu li a {
    padding: 10px;
    display: block;
    text-align: left;
    color: #fff;
    text-decoration: none;
}

nav ul li .submenu li a:hover {
    background-color: #34495e;
}

/* Show submenu on hover */
nav ul li.has-submenu:hover .submenu {
    display: block;
}

/* Adjust positioning for submenu */
nav ul li.has-submenu {
    position: relative; /* Parent must be positioned for submenu alignment */
}

nav ul li.has-submenu .submenu {
    top: 100%; /* Position submenu directly below the parent */
    left: 0; /* Align submenu with the parent */
}

/* Messages */
p {
    padding: 10px;
    border-radius: 4px;
}

p[style*="color: red"] {
    background-color: #ffe6e6;
    border: 1px solid #ffcccc;
}

p[style*="color: green"] {
    background-color: #e6ffe6;
    border: 1px solid #ccffcc;
}

/* Responsive Design */
@media (max-width: 768px) {
    main {
        padding: 10px;
    }

    form input,
    form select,
    form button {
        font-size: 14px;
    }

    nav ul {
        flex-direction: column;
    }

    nav ul li {
        margin-bottom: 5px;
    }
}