/* General Styling */
body {
    text-align: center;
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

/* Menu Styling */
.menu {
    background-color: #2c3e50;
    padding: 10px;
    color: white;
    text-align: center;
}

/* Full-size menu (default for larger screens) */
#menu-items {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 20px;
}

#menu-items li {
    display: inline-block;
    padding: 10px;
    cursor: pointer;
}

#menu-items li:hover {
    text-decoration: underline;
}

/* Menu toggle for small screens */
.menu-toggle {
    display: none;
    cursor: pointer;
    text-align: center;
    font-size: 1.5em;
}

/* Exercise Sections */
.exercise {
    display: none;
    margin-top: 20px;
}

/* Traveling Section */
#transport-image img {
    width: 150px;
    margin-top: 20px;
}

/* Heart Shape */
#heart {
    width: 100px;
    height: 100px;
    position: relative;
    background-color: white;
    margin: 50px auto;
    transform: rotate(-45deg);
}

#heart::before,
#heart::after {
    content: "";
    width: 100px;
    height: 100px;
    background-color: inherit;
    border-radius: 50%;
    position: absolute;
}

#heart::before {
    top: -50px;
    left: 0;
}

#heart::after {
    left: 50px;
    top: 0;
}

/* Responsive Design */
@media (max-width: 600px) {
    .menu-toggle {
        display: block;
    }

    #menu-items {
        display: none;
        flex-direction: column;
        align-items: center;
    }

    #menu-items.show {
        display: flex;
    }
}