:root {
    --primary-color: #5C8AFF;
    --secondary-color: #e8f0fe;
    --text-color: #202124;
    --background-color: #ffffff;
}

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

body {
    font-family: Arial, sans-serif;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

header {
    color: var(--primary-color);
    text-align: center;
    padding: 1rem;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    box-shadow: 2px 2px 3px gray;
}

.logo {
    padding: 10px;
}

.logo img {
    height: 40px;
}

.btn {
    display: inline-block;
    background: rgb(99, 120, 243);
    color: #fff;
    padding: 10px 20px;
    text-decoration: none;
    border-radius: 5px;
    cursor: pointer;
    margin-top: 5px;
}

.btn:hover {
    background: rgb(58, 77, 187);
}

main {
    flex-flow: column;
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
}

.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    max-width: 1200px;
    padding: 20px;
}

article {
    background-color: #f4f4f4;
    border: 1px solid #ddd;
    border-radius: 5px;
    margin: 10px;
    padding: 15px;
    flex: 0 1 calc(50% - 20px); /* Deux colonnes */
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

article h2 {
    font-size: 1.5rem;
    margin-bottom: 5px;
    color: var(--primary-color);
}

article p {
    margin: 10px 0;
}

article a {
    text-decoration: none;
    color: #4CAF50;
}

article a:hover {
    text-decoration: underline;
}

article i::before {
    margin-right: 10px;
}

footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 1rem;
    font-style: italic;
}