body {
font-family: Arial, sans-serif;
line-height: 1.6;
margin: 0;
padding: 0;
}
header {
background-color: #f4f4f4;
padding: 10px;
text-align: center;
}
nav a {
margin: 0 5px;
text-decoration: none;
}
footer {
text-align: center;
padding: 10px;
background-color: #f4f4f4;
}



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

.wrapper {
  width: 100%;
  height: 100vh;

  display: flex;
  align-items: center;   
  justify-content: center; 
}


.slider {
  width: 300px;
  height: 300px;
  position: relative;
  perspective: 500px;
}

.slider:after {
  position: absolute;
  content: "";
  top: -1rem;
  bottom: -1rem;
  right: -1rem;
  left: -1rem;
  outline: 1.5px dashed var(--light);
  border-radius: 10px;
}

.slide {
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;

  /* Centrage du contenu */
  display: flex;
  align-items: center;
  justify-content: center;

  font-size: 2rem;
  font-weight: bold;
  color: white;

  border-radius: 20px;
  backface-visibility: hidden;
}

.panel {
  height: 50vh;
}

.spacer {
  height: 50vh;
}


.gradient-green {
  background: linear-gradient(135deg, #00c853, #b2ff59);
}

.gradient-purple {
  background: linear-gradient(135deg, #6a11cb, #2575fc);
}

.gradient-blue {
  background: linear-gradient(135deg, #2193b0, #6dd5ed);
}

.gradient-orange {
  background: linear-gradient(135deg, #ff8008, #ffc837);
}

.gradient-blue-dark {
  background: linear-gradient(135deg, #0f2027, #203a43, #2c5364);
}

.gradient-red {
  background: linear-gradient(135deg, #ff416c, #ff4b2b);
}