html, body
{
 background-color: #aae7d8;


}
.header{


}
    nav {
      position: fixed;
      top: 0;
      width: 100%;
      background-color: #333;
      padding: 10px;
      text-align: center;
      z-index: 1000;
    }

    nav a {
      color: white;
      text-decoration: none;
      margin: 0 15px;
      font-weight: bold;
    }

    nav a:hover {
      text-decoration: underline;
    }
    .container_index{
      
        background-color: #aae7d8;
        padding: 20px;
        color: #333;
        -webkit-border-top-left-radius: 25px;
-webkit-border-bottom-right-radius: 25px;
-moz-border-radius-topleft: 25px;
-moz-border-radius-bottomright: 25px;
border-top-left-radius: 25px;
border-bottom-right-radius: 25px;
box-shadow: 10px 5px 5px black;
margin-bottom: 300px;
    }
    .container_g{
 padding-top: 5%;
    }
    
    .img_profil{
     border-radius: 300px;
-moz-border-radius: 300px;
-webkit-border-radius: 300px;

    }