/* General Styling */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background-color: #f0f8ff;
    transition: background-color 0.5s, color 0.5s;
    color: #333;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    background-color: #4a90e2;
    color: white;
}

.sidebar {
    width: 250px;
    position: fixed;
    height: 100vh;
    background-color: #61a1ff;
    padding: 20px;
    transition: transform 0.3s ease-in-out;
}

.profile-pic {
    border-radius: 50%;
    width: 100px;
    margin-bottom: 10px;
}

nav button {
    display: block;
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    background-color: #4a90e2;
    color: white;
    border: none;
    cursor: pointer;
    transition: background-color 0.3s;
}

nav button:hover {
    background-color: #3d74c0;
}

.main-content {
    margin-left: 270px;
    padding: 20px;
}

table {
    width: 100%;
    margin-top: 20px;
    border-collapse: collapse;
    background-color: white;
}

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

/* Countdown Styles */
.countdown-container {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    justify-content: center;
    margin-bottom: 20px;
}

.countdown {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    width: 150px;
    animation: pulse 2s infinite;
}

/* Dark Mode Styles */
body.dark-mode {
    background-color: #333;
    color: #f0f0f0;
}

body.dark-mode .sidebar {
    background-color: #4a90e2;
}

body.dark-mode nav button {
    background-color: #3d74c0;
}

body.dark-mode nav button:hover {
    background-color: #2c5a90;
}

body.dark-mode table {
    background-color: #444;
    color: #f0f0f0;
}

body.dark-mode th,
body.dark-mode td {
    border: 1px solid #555;
}

/* Dark Mode Countdown Styles */
body.dark-mode .countdown {
    background-color: #444; /* Darker background for countdown */
    color: #f0f0f0; /* Lighter text color */
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-content {
        margin-left: 0;
    }

    .sidebar {
        transform: translateX(-100%);
    }

    .sidebar.show {
        transform: translateX(0);
    }
}