body {
    font-family: Arial, sans-serif;
    background-color: #f3eee7;
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center; /* centra horizontalmente */
    align-items: center;     /* centra verticalmente */
    flex-direction: column;
}

h1 {
    text-align: center;
    color: #5e4432;
    margin-bottom: 30px;
}

.menu-vertical {
    list-style-type: none;
    padding: 0;
    width: 340px;
    margin: 0;
}

.menu-vertical li {
    margin: 10px 0;
}

.menu-btn {
    width: 100%;
    background-color: #a98274;
    color: white;
    border: none;
    padding: 12px;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
    text-align: left;
    transition: background-color 0.3s ease;
}

.menu-btn:hover {
    background-color: #8c6b5c;
}

.submenu {
    display: none;
    list-style-type: none;
    padding-left: 20px;
    margin-top: 5px;
}