body {
    font-family: sans-serif;
    margin: 0;
    padding: 0;
    line-height: 1.6;
}

header {
    background-color: rgb(60, 170, 60, 0.8);
    color:black;
    padding: 1em 0;
    text-align: center;
}

nav a {
    color: black;
    text-decoration: none;
    margin: 0 1em;
}

section {
    padding: 2em;
}
.projet {
    border: 1px solid #ccc;
    padding: 1em;
    margin-bottom: 1em;
}

.projet img {
    max-width: 100%;
    height: auto;
}

.profil {
    float: left;
    margin-right: 1em;
    border-radius: 50%;
    max-width: 150px;
}
footer {
    background-color: rgb(60, 170, 60, 0.8);
    color: black;
    height: 150px;
    text-align: center;
    padding: 1em 0;
}

/* Responsive design (exemple) */
@media (max-width: 768px) {
  .profil {
    float: none;
    margin: 0 auto 1em;
    display: block;
  }
}