body {
background:url("pi.png") fixed;
margin-left:100px;
margin-right:100px;
}

@media(max-width:1200px) {
    body {
      /*background:none;*/
      margin-left:20px;
      margin-right:20px;
    }
  }

  .Logo {
    height:50px;
    top:10px;
    left:30px;
    position:fixed;
    opacity:100%;
    z-index:10;
  }
    
  @media(max-width:1200px) {
      .Logo {
    margin-top:30px;
    height:40px;
      }
  }  
  
  .Tower {
    color:#303030;
    font-size:1em;
    position:fixed;
    margin-top:33.5px;
    margin-left:-20px;
    z-index:1;
  }
  
  @media(max-width:1200px) {
  .Tower {
    color:#303030;
    font-size:1em;
    position:fixed;
    margin-top:55px;
    margin-left:50px;
    z-index:1;
  }
  }
  
  .Cache {
    position:absolute;
    background-color:#d3d3d3;
    height:20px;
    width:20px;
    margin-top:0px;
    margin-left:0px;
  }
  
  .Bande {
    font-family:century gothic,arial,calibri;
    top:-2px;
    height:80px;
    left:0px;
    right:0px;
    position: fixed;
    font-weight:bold;
    font-size:3.5em;
    color:#1d4851;
    background-color:#d3d3d3;
    text-align:center;
    margin-top:2px;
    }
    
    @media(max-width:1200px) {
      .Bande {
      height:90px;
      font-size:2em;
      width:100%;
      }
    }
    
    /* MENU FLECHE */
    
    .Fleche {
      position:fixed;
      font-size:4em;
      font-weight:bold;
      text-decoration:none;
      color:#1d4851;
      top:0px;
      right:15%;
      }
      
      .Fleche:hover {
        color:red;
      }
    
      @media(max-width:1200px) {
        .Fleche{
          top:20px;
          right:120px;
      }
    }
        
      /* MENU FLECHE fin */
  
  /* MENU BURGER */
  
  #menu__toggle:checked + .menu__btn > span {
    transform: rotate(45deg);
  }
  
  #menu__toggle:checked + .menu__btn > span::before {
    top: 0;
    transform: rotate(0deg);
  }
  
  #menu__toggle:checked + .menu__btn > span::after {
    top: 0;
    transform: rotate(90deg);
  }
  
  #menu__toggle:checked ~ .menu__box {
    right: 0 /*!important*/;
  }
  
  .menu__btn {
    position: fixed;
    top: 20px;
    right: 50px;
    /*width: 50px;*/
    width:50px;
    height: 50px;
    cursor: pointer;
    z-index: 10;
  }
  
  @media(max-width:1200px) {
    .menu__btn {
      width:50px;
    }
  }
  
  .menu__btn > span,
  .menu__btn > span::before,
  .menu__btn > span::after {
    display: block;
    position: absolute;
    width: 100%;
    height: 8px;
    background-color:gray;
    border-radius:10px;
    transition-duration: .25s;
  }
  
  @media(max-width:1200px) {
  .menu__btn > span {
  margin-top:20px;
  margin-left:20px;
  }
  }
  
  .menu__btn > span::before {
    content: '';
    top:30px;
  }
  
  @media(max-width:1200px) {
    .menu__btn > span::before {
      margin-top:1px;
    }
  }
  
  .menu__btn > span::after {
    content: '';
    top:15px;
  }
  
  @media(max-width:1200px) {
    .menu__btn > span::after {
      margin-top:0px;
    }
  }
  
  .menu__box {
    display: block;
    position: fixed;
    top: 0px;
    right:-100%;
    width: 220px;
    height: 100%;
    margin: 0;
    padding: 80px 0;
    list-style: none;
    background-color: #ECEFF1;
    box-shadow: 2px 2px 6px rgba(0, 0, 0, .4);
    transition-duration: .25s;
    z-index:2;
  }
  
  @media(max-width:1200px) {
    .menu__box {
    width:180px;
    }
  }
  
  .menu__item {
    display: block;
    padding: 12px 24px;
    color: #333;
    font-family:century gothic, arial, calibri;
    font-size:1.2em;
    font-weight: 600;
    text-decoration: none;
    transition-duration: .25s;
  }
  
  @media(max-width:1200px) {
    .menu__item {
      font-size:1.2em;
    }
  }
  
  .menu__item:hover {
    background-color: #CFD8DC;
    color:white;
  }
  
  /* MENU BURGER fin */
  
h1 {
font-family:century gothic,calibri,Arial,comic sans ms;
font-size:3em;
color:#303030;
}

h2 {
font-family:century gothic,calibri, Arial,comic sans ms;
font-size:2.5em;
color:grey;
}

h3 {
font-family:century gothic,calibri, Arial,comic sans ms;
font-size:2.2em;
color:grey;
}

p {
font-family:century gothic,calibri,Arial,comic sans ms;
font-size:1.4em;
/*text-align:justify;*/
}

.Center {
  font-size:1.5em;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top:-30px;
}

.Icone2 {
  height:80px;
  width:80px;
  margin-left:0px;
  }

strong {
font-style:bold;
font-size:1.2em;
}

.Retour {
  color:white;
  text-decoration:none;
  background-color:grey;
  font-size:1em;
  font-style:bold;
  text-align:right;
  font-family:Arial;
  border-radius:5px;
  padding:10px 10px;
  }
  
  .Retour:hover {
  color:#303030;
  background-color:white;
  border:1px solid grey;
  }
  
a {
outline:none;
}