body {
    max-width: 80%;
    margin: 80px;

}

img {
    width: 120px;
}

.welcome {
    text-align: center;
    margin-bottom: 30px;
}

.liste {
    background-color: lightgray;
    font-size: large;
}

a{
    text-decoration: none;
    color: black
}

@media only screen and (min-width: 600px) {
    body{
        width: 400px;
    }
}
form {
    display: inline;
}

.burger-menu {
    display: flex;
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
    position: fixed;
    top: 35px;
    left: 10px;
    z-index: 10;
    background-color: rgba(51, 51, 51, 0.6); 
    border-radius: 5px;
  }
  
  .burger-menu span {
    background: #fff;
    margin: 3px;
    width: 25px;
    height: 3px;
  }
  
  .nav-links {
    list-style: none;
    display: none;
    flex-direction: column;
    position: fixed;
    top: 60px;
    left: 20px;
    background-color: rgba(51, 51, 51, 0.9);
    padding: 10px;
    border-radius: 5px;
  }
  
  .nav-links li {
    margin: 10px 10px;
    text-align: left;
  }
  
  .nav-links a {
    text-decoration: none;
    color: #fff;
    font-size: 18px;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  a {
    text-decoration: none;
    color: black;
  }
  .notes {
    border-style: solid; 
    border-width: 1px;
    border-radius: 5px; 
    margin-top:20px;
    padding: 5px;
  }