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

body {
    height: 100vh; /* Full height of the viewport */
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    position: relative;
    transition: background 0.5s ease;
    background-color: #ff7e5f; /* Fallback color */
    background: linear-gradient(135deg, #ff7e5f, #feb47b);
}

.spiderman-container {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spiderman,
.venom {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    object-fit: cover;
    opacity: 1;
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.venom {
    opacity: 0; /* Start with Venom hidden */
}

.toggle-input:checked ~ .spiderman {
    opacity: 0;
    transform: scale(1.05);
}

.toggle-input:checked ~ .venom {
    opacity: 1;
    transform: scale(1.05);
}

.toggle {
    cursor: pointer;
    position: absolute;
    height: 20px; /* Toggle height */
    border-radius: 25px;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.5);
    width: 125px; /* Toggle width */
    background: #ffffff;
    transition: background 0.5s ease, transform 0.3s ease;
    left: 50%;
    bottom: 40px;
    transform: translateX(-50%);
    z-index: 10;
}

.toggle:hover {
    transform: translateX(-50%) translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
}

.toggle-input:checked + .toggle {
    background: #333;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.toggle::before {
    content: "";
    position: absolute;
    height: 50px;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    border-radius: 50%;
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.5);
    background: rgb(202, 99, 99);
    border: 10px solid #ffffff;
    transition: all 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.toggle-input:checked + .toggle::before {
    left: calc(100% - 60px);
    background-color: #ffffff;
    border-color: rgb(202, 99, 99);
}

.toggle:active::before {
    animation: ripple 0.6s linear;
}

@keyframes ripple {
    0% {
        transform: scale(1);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

/* Responsive adjustments */
@media (max-width: 768px) {
    .toggle {
        width: 100px; /* Adjust toggle width for mobile */
        bottom: 20px; /* Adjust distance from bottom */
    }

    .toggle::before {
        height: 40px;
        width: 40px;
    }

    .toggle-input:checked + .toggle::before {
        left: calc(100% - 50px);
    }

    .spiderman,
    .venom {
        transform: scale(1); /* Reset scaling for images */
    }

    .toggle:hover {
        transform: translateX(-50%) translateY(-3px);
    }
}

/* Additional styles for smaller screens */
@media (max-width: 480px) {
    .toggle {
        width: 100px; /* Slightly bigger on small screens */
        height: 20px;
    }

    .toggle::before {
        height: 45px;
        width: 45px;
    }

    .toggle-input:checked + .toggle::before {
        left: calc(100% - 50px); /* Adjust checked position */
    }

    .spiderman,
    .venom {
        transform: scale(1); /* Ensure images fit well */
    }

    .toggle:hover {
        transform: translateX(-50%) translateY(-2px);
    }
}