/* Palette de couleurs */
:root {
  --bleu-principal: #003366;
  --bleu-secondaire: #0066cc;
  --gris-clair: #f5f7fa;
  --blanc: #ffffff;
  --texte-principal: #333333;
  --vere-principal:  #29a249;
}

/* Réglages globaux */
body {
  font-family: 'Segoe UI', sans-serif;
  margin: 0;
  padding: 0;
  background-color: var(--gris-clair);
  color: var(--texte-principal);
  line-height: 1.6;
}

header {
  background-image: url('images/image1.jpg');
  color: var(--blanc);
  padding:1em 0;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

nav ul {
  display: flex;
  justify-content: center;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2em;
}

nav a {
  color: var(vert);
  text-decoration: none;
  font-weight: bold;
  transition: color 0.3s ease;
}

nav a:hover {
  color: var(--bleu-secondaire);
  background-color: var(--blanc);
  padding: 0.2em 0.5em;
  border-radius: 5px;
}

.section {
  padding: 3em 1em;
  max-width: 900px;
  margin: auto;
  background-color: var(--blanc);
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  margin-bottom: 2em;
}

h1, h2, h3 {
  color: var(--bleu-principal);
}

h1 {
  text-align: center;
  text-decoration:underline;
  color:mediumorchid;
}

h2 {text-decoration: underline;}

strong
{ 
  color:var(--vere-principal)
}

img {
  max-width:  400px;
  height: 300px;
  border-radius:  10px;
  display: block;
  margin: 1.5em auto;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.15);
}

a {
  color: var(--blanc);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

footer {
  background-color: var(--bleu-principal);
  color: var(--blanc);
  text-align: center;
  padding: 1em 0;
  font-size: 0.9em;
}
span
{
color: #080101;
}