* {
  box-sizing:content-box;
}

body {
  margin: 10px;
  font-family: 'Poppins', sans-serif;
  color: white;
  background-color:darkcyan;
}

/* header */
.header {
    display:inline-block;
    width: 100%;
}

@media only screen and (max-width: 500px) {
  .header {
    width: 100%;
    float: none;
  }
}

.topnav {
    overflow:auto;
  }
  
  .topnav a {
    float: left; 
    color: white;
    text-align: center;
    padding: 0.5%;
    text-decoration: none;
    font-size: 20px;
  }
  
a:hover {
    font-size: 20px;
    background-color: crimson;
    border-radius: 5px;
  }  
  
/* polices */
h1 {
  font-size: 40px;
  text-align: center;
  text-shadow: 3px 3px 10px #000000;
}

h2 {
  font-size: 25px;
  text-align: start;
  text-shadow: 3px 3px 10px #000000;
}

h3 {
  font-size: 22px;
  text-shadow: 3px 3px 5px #000000;
}

p {
  font-size: 18px;
  text-align: justify;
  display: inline;
}

.p25j {
  font-size: 22px;
  text-decoration: underline;
  color: yellow;
  display: inline;
}

.p16 {
  font-size: 16px;
  font-weight: 100;
  text-align: justify;
  display: inline;
}

.p16b {
  color: black;
  font-size: 16px;
  text-align: justify; 
  display: inline;
}

.p18b {
  color: black;
  font-size: 18px;
  font-weight: bold;
  text-align: justify; 
  display: inline;
}

.p12 {
  font-size: 12px;
  font-weight: 100;
  text-align: justify;
  display: inline;
}

.p22 {
  font-size: 22px;
  font-weight: 400;
  text-shadow: 3px 3px 5px #000000;
}

.p20 {
  font-size: 20px;
  font-weight: 400;
  text-align:center;
}

.p20j {
  font-size: 20px;
  color: yellow;
  font-weight: 400;
}

.p20v {
  font-size: 20px;
  text-align: center;
  color: greenyellow;
  font-weight: 400;
  text-shadow: 3px 3px 5px #000000;
  
}

.marge {
  margin-left: 5em;
  }

.button {
  background-color: rgb(248, 54, 109);
  border: none;
  padding: 10px 150px;
  color: #0f0f0f;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 20px;
  font-weight: bold;
  margin: 4px 2px;
  border-radius: 10px;
  cursor: pointer;
}

.responsive45 {
  padding: 20px;
  width: 45%;
  margin: 10px;
  border-radius: 20px;
  background-color: rgba(0, 0, 0, 0.5);
  display:inline-block;
}

@media only screen and (max-width: 500px) {
  .responsive45 {
    width: 90%;
  }
}

.responsive30 {
  padding: 20px;
  width: 30%;
  margin: 10px;
  border-radius: 20px;
  background-color: rgba(0, 0, 0, 0.5);
  display:inline-block;
}

@media only screen and (max-width: 500px) {
  .responsive30 {
    width: 100%;
  }
}

.responsive25 {
    padding: 20px;
    width: 25%;
    margin: 10px;
    border-radius: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    display:inline-block;
  }
  
  @media only screen and (max-width: 500px) {
    .responsive25 {
      width: 90%;
    }

    div.responsive25 img {
        max-width: 20%;
        height: auto;
        display: block;
        margin:auto;
      }
}

.responsive16 {
    padding: 10px;
    width: 16%;
    margin: 10px;
    border-radius: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    display:inline-block;
  }
  
  @media only screen and (max-width: 500px) {
    .responsive16 {
      width: 90%;
    }
  }

div.responsive16 img {
  max-width: 50%;
  height: auto;
  display: block;
  margin:auto;
}

div.gallery {
  padding: 20px;
  border-radius: 20px;
  background-color:rgba(0, 0, 0, 0.5);
}

div.topalign {
  display:inline-flex;
  width: 100%;
}

div.desc1 {
  padding: 22px;
  background-color: rgb(0, 0, 0,0.5);
  border-radius: 20px;
}

div.desc {
  text-align: center;
  font-weight: lighter;
}

/* images fond des pages*/

div.fondzebuplage {
  background-image: url("images/zebuplage.jpg");
  padding: 15px;
  background-repeat: no-repeat;
  background-size: cover;
}

div.fondbaobab {
  background-image: url("images/baobab.jpg");
  padding: 15px;
  background-repeat: no-repeat;
  background-size:cover;
}

div.fondplage {
  background-image: url("images/plage.jpg");
  padding: 15px;
  background-repeat:no-repeat;
  background-size:cover;
}

div.fondbaobadcoucher {
  background-image: url("images/baobabcoucher.jpg");
  padding: 15px;
  background-repeat: no-repeat;
  background-size:cover;
}