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

body {
    font-family: 'Open Sans', sans-serif;
    line-height: 1.6;
    color: #3b2f2f;
    background-color: #fffefc;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 3rem 1rem;
    background-color: #fff;
    border-radius: 8px;
    box-shadow: 0 4px 8px rgba(59, 47, 47, 0.05);
}

h1 {
    font-size: 2.5rem;
    color: #3b2f2f;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: #3b2f2f;
}

h3 {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
    color: #a05a2c;
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
}

ol {
    padding-left: 1.25rem;
}

li {
    margin-bottom: 0.75rem;
}

header {
    background-color: #fdebb9;
    padding: 1rem 0;
    border-bottom: 1px solid #c28840;
}

nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

nav h1 {
    font-size: 1.75rem;
    color: #3b2f2f;
}

.button-outline {
    padding: 0.5rem 1rem;
    border: 2px solid #a05a2c;
    background-color: transparent;
    color: #a05a2c;
    border-radius: 4px;
    font-weight: 600;
    transition: background 0.3s, color 0.3s;
}

.button-outline:hover {
    background-color: #a05a2c;
    color: #fff;
}

.intro,
.etapes,
.images {
    margin-bottom: 3rem;
}

.etapes ol li strong {
    color: #c28840;
}

.gallery {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    justify-content: center;
}

.gallery img {
    width: 250px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(59, 47, 47, 0.1);
    transition: transform 0.3s;
}

.gallery img:hover {
    transform: scale(1.05);
}

footer {
    text-align: center;
    background-color: #8b5e3c;
    color: #fff;
    padding: 2rem 1rem;
    font-size: 0.875rem;
}