body {
    margin: 0;
    padding: 20px;
    min-height: 100vh;
    background: linear-gradient(to right, #fff3e0, #e0f2f1);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

.container {
    max-width: 300px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    overflow: hidden;
}

.menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.menu li {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 14px 20px;
    color: #333;
    font-size: 14px;
    cursor: pointer;
}

.menu li:hover {
    background-color: #ff6700;
}

.menu li.active {
    background-color: #ff6700;
    color: white;
}

.arrow {
    color: #bdbdbd;
    font-size: 16px;
}

.active .arrow {
    color: white;
}