h1 {
    margin: 0px;
 }

 #header {
    text-align: center;
    background-color: #3a2618;
    margin-bottom: 0px;
    padding: 20px;
}

a {
    text-decoration: none;
    color: #f0ead2;
    font-family:Georgia, 'Times New Roman', Times, serif;
}

.navbar {
    background-color: #3a2618;
    margin-top: 0px;
    font-family:Arial, Helvetica, sans-serif;
}

.navbar a {
    color: #f0ead2;
}

.navbar a:hover {
    color: #f0ead2;
}

.navbar-toggler {
    background-color: #f0ead2; 
}

@keyframes shadow {
    to {
        box-shadow: 0 0 20px rgb(221, 229, 182)
    }
}

li:hover {
    animation-name: shadow;
    animation-duration: 1s;
    animation-fill-mode: forwards;
}



img:hover {
    animation-name: hovershadow;
    animation-duration: 0.5s;
    animation-fill-mode: forwards;
}


section {
    padding: 20px;
}

.footer {
    background-color: #3a2618;
    text-align: center;
    padding: 10px;
    grid-template-columns: repeat(auto-fit, minmax(200px, auto));
    gap: 3.5rem;
    left: 0;
    right: 0;
    bottom: 0;
    position: static;
    margin-top: auto;
}

.footer-content h4 {
    color: #f0ead2;
    font-size: 20px;
    margin-bottom: 1rem;
}

.footer-content li {
    margin-bottom: 15px;
    display: block;
}

.footer-content li a {
    color: #f0ead2;
}

.footer-content p {
    color: #f0ead2;
}

body {
    background-color: #f0ead2;
}

.app {
    background: #fff;
    width: 90%;
    max-width: none;
    margin: 40px auto 20px;
    border-radius: 10px;
    padding: 30px;
    top: 50px;
    

}

.app h1 {
    font-size: 25px;
    color: 001e4d;
    font-weight: 600px;
    border-bottom: 1px solid #333;
    padding-bottom: 30px;
}

.quiz {
    padding: 20px 0;
}

.quiz h2 {
    font-size: 18px;
    color:#3a2618;
    font-weight: 600;
}

.btn {
    background: #fff;
    color: #222;
    font-weight: 500;
    width: 100%;
    border: 1px solid #222;
    padding: 10px;
    margin: 10px 0;
    text-align: left;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s;
}

.btn:hover:not([disabled]) {
    background: #3a2618;
    color: #fff;
}

.btn:disabled {
    cursor: no-drop;
}

#next-btn {
    background: #3a2618;
    color: #fff;
    font-weight: 500;
    width: 100px;
    border: 0;
    padding: 5px;
    margin: 10px auto 0;
    border-radius: 4px;
    cursor: pointer;
    display: none;
}

.btn.correct {
    background: #9aeabc;
}

.btn.incorrect {
    background: #ff9393;
}

@keyframes hovershadow {
    to {
        box-shadow: 0 0 20px rgb(87, 41, 21);
    }
}

@media only screen and (max-width: 600px) {
    header {
        padding: 10px;
    }

    nav ul li {
        display: block;
        margin-bottom: 10px;
    }
}