/* Base styles */
body {
    background-color: #ffffff;
    color: #333333;
    transition: background-color 0.3s ease, color 0.3s ease;
    margin: 0;
    padding: 20px;
}

h1 {
    color: rgb(71, 104, 109);
    text-align: center;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    animation: fadeIn 1s ease-in;
}

img {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 90%;
    border-radius: 10px;
    height: auto;
    animation: fadeInUp 1.2s ease-out, gentleBob 3s ease-in-out infinite;
    animation-delay: 0s, 1.2s;
}

button {
    display: block;
    margin: 20px auto;
    padding: 12px 24px;
    font-size: 16px;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    border: 2px solid rgb(71, 104, 109);
    background-color: rgb(71, 104, 109);
    color: white;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

button:hover {
    background-color: rgb(91, 134, 139);
    border-color: rgb(91, 134, 139);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.dark-mode-toggle {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 10px 20px;
    background-color: #333;
    color: white;
    border: none;
}

/* Dark mode styles */
body.dark-mode {
    background-color: #1a1a1a;
    color: #e0e0e0;
}

body.dark-mode h1 {
    color: rgb(121, 174, 179);
}

body.dark-mode button {
    border-color: rgb(121, 174, 179);
    background-color: rgb(121, 174, 179);
}

body.dark-mode button:hover {
    background-color: rgb(141, 194, 199);
    border-color: rgb(141, 194, 199);
}

body.dark-mode .dark-mode-toggle {
    background-color: #f0f0f0;
    color: #333;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes gentleBob {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}