#div-center-presentation-3 {
    height: auto;
    width: 100%;
}

#div-center-presentation-visite-3 {
    background-image: url("../images/example/p3/p3-title.png");
    padding-top: 28%;
    margin-top: 20px;
    background-size: 100%;
    background-repeat: no-repeat;
    background-color: #262626;
    margin-bottom: -20px;
}

.div-center-presentation-3-ax {
    float: left;
    margin-left: 4%;
    width: 20%;
    height: auto;
    margin-top: 10px;
    background-color: yellow;

}

.div-center-presentation-3-ay {
    margin-left: 20%;
    margin-right: 20%;
    top: 0;
    height: auto;
    width: 60%;
    background-color: red;
    background-size: 60% 120px;


}

.button-ay-3 {
  -webkit-border-radius: 14;
  -moz-border-radius: 14;
  font-family: bonnie;
  color: #ffffff;
  font-size: 45px;
  padding: 10px 20px 10px 20px;
  text-decoration: none;
  cursor: pointer;
  margin-top: -2%;
}

.title-p3 {

  position: absolute;
  width: 100%;
  text-align: center;
  margin-top: 7.7%;
  font-family: Bonnie;
  font-size: 70px;
  letter-spacing: 4px;
}