body {
    margin:0;
    background-color: #09294b;
    font-family:'Roboto';
}
  
.hidden {
    display: none;
}
  
  
/* GÉNÉRAL */
p,
li{
    font-size:16px;
    color:#fff;
    line-height: 1.5;
    font-weight:300;
}
  
a{
    color:#3bb9ed;
    text-decoration: none;
    font-weight: 400;
}
  
a:hover{
    opacity: 70%;
}
  
  
/* HEADER */
header{
    background-image: url("images/fond-lys.png");
    display:flex;
    align-items: center;
    justify-content: space-between;
    padding:1%;
}
  
#logo{
    width:35%;
}
  
header p{
    font-size:14px;
    font-weight: 300;
}
  
  
/* SECTION */
  
section{
    padding:80px 30px;
}

section p{
    text-align: justify;
}

h1{
    font-size:60px;
    text-align: center;
    color:#fff;
    font-weight: 100;
    margin:0px 0px 30px 0px;
}

h2{
    font-size:30px;
    text-align: center;
    color:#fff;
    font-weight: 100;
    margin-bottom:0px;
}

h3{
    font-size:22px;
    color:#fff;
    font-weight: 200;
    margin-top:30px;
}

.cartes{
    display:flex;
    justify-content: center;
}

.carte1{
    width:65%;
}

.description{
    border:1px solid #fff;
    border-radius:30px;
    margin:3%;
    padding:3%;
}


/* FOOTER */
footer{
    background-image: url("images/fond-lys.png");
    text-align: center;
    color:#fff;
    font-weight: 300;
    padding:5% 1%;
}

footer p{
    text-align: center;
}
  
footer p:nth-of-type(1){
    margin-bottom:40px;
}
  
footer p:nth-of-type(2){
    margin-top:40px;
}
  
footer .separateur{
    height:2px;
    background-color: #3bb9ed;
    width:70%;
    margin:auto;
}
  
footer img{
    width:150px;
}
  
  
/* RESPONSIVE */
@media screen and (max-width: 900px){
    section,
    header,
    .description,
    .cartes{
        display:block;
    }

    h2{
        padding-top:30px;
    }

    .carte1,
    .carte2{
        width:100%;
    }
    
    header{
        padding:8% 0;
        text-align: center!important;
    }
    
    #logo{
        width:40%;
    }
    
    section{
        padding:2%;
        margin:80px 0px;
    }

}