body {
    font-family: Arial, sans-serif;
    max-width: 600px;
    margin: 0 auto;
    padding: 20px;
    background-color: #f0f0f0;
}

.container {
    background-color: white;
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}

h1 {
    text-align: center;
    color: #333;
}

.vault-section {
    margin-bottom: 20px;
}

input, textarea {
    width: 100%;
    margin-bottom: 10px;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}

#vault-content img {
    max-width: 100%;
    max-height: 300px;
    margin: 10px 0;
}

.hidden {
    display: none;
}

#vault-timer {
    text-align: center;
    font-weight: bold;
    color: red;
    margin-top: 10px;
}