body {
    background-color: #0b132b; 
    color: #ffffff; 
}

section {
    background: #1c2541;
    display: flex;
    flex-direction: row;
    border-radius: 25px;
    padding: 11px;
    margin-bottom: 20px;
}

article {
    background-color: #3a506b;
    border-radius: 25px;
    margin-left: 20px;
    padding: 10px;
    width: 30%;
}

#titlething {
    text-align: center;
    font-size: 30px;
    color: #5bc0be;  
}

.titre-box {
    font-family: Arial, Helvetica, sans-serif;
    color: #5bc0be;  
}

nav ul {
    list-style-type: none;
    background-color: #1c2541;
    border-radius: 15px;
    padding: 10px;
}

nav ul li {
    color: #f2b705;
    margin: 5px 10px;
}

a {
    color: #f2b705;
    text-decoration: none;
}

a:hover {
    color: #6fffe9;
}

img {
    width: 400px;
    height: auto;
    border-radius: 10px;
}

.paragraphes {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 20px;
}

.but {
    border-radius: 25px;
    color: white;
    background-color: #0b132b;
    width: 410px;
    height: 50px;
}

.but:hover {
    background-color: #111d40;
    width: 405px;

}

.letextdesbouttons {
    color: white;
}