body {
  margin: 0;
  font-family: Helvetica, sans-serif;


  background-image:url('images/beton2.jpg');
 background-size:cover;
 background-attachment: scroll;
 background-repeat:no-repeat;
 
background-size:20%;
 background: linear-gradient(white, #4b584c);



}


#canap{


  width: 50%;
  height: 50%;
  z-index:-10;
  border-radius: 25px;

} 


a {
  color: #000;
}

/* header */

#contener{

  max-width: 1200px;


}

.header {
  background-color: #fff;
  box-shadow: 1px 1px 4px 0 rgba(0,0,0,.1);
  position: fixed;
  width: 100%;
  z-index: 3;

}

.header ul {
  margin: 0;
  padding: 0;
  list-style: none;
  overflow: hidden;
  background-color: #fff;
}

.header li a {
  display: block;
  padding: 20px 20px;
  border-right: 1px solid #f4f4f4;
  text-decoration: none;
}

.header li a:hover,
.header .menu-btn:hover {
  background-color: #f4f4f4;
}

.header .logo {
  display: block;
  float: left;
  font-size: 0,3em;
  padding: 10px 20px;
  text-decoration: none;
}

/* menu */

.header .menu {
  clear: both;
  max-height: 0;
  transition: max-height .2s ease-out;

}

/* menu icon */

.header .menu-icon {
  cursor: pointer;
  display: inline-block;
  float: right;
  padding: 28px 20px;
  position: relative;
  user-select: none;
}

.header .menu-icon .navicon {
  background: #333;
  display: block;
  height: 2px;
  position: relative;
  transition: background .2s ease-out;
  width: 18px;
}

.header .menu-icon .navicon:before,
.header .menu-icon .navicon:after {
  background: #333;
  content: '';
  display: block;
  height: 100%;
  position: absolute;
  transition: all .2s ease-out;
  width: 100%;
}

.header .menu-icon .navicon:before {
  top: 5px;
}

.header .menu-icon .navicon:after {
  top: -5px;
}

/* menu btn */

.header .menu-btn {
  display: none;
}

.header .menu-btn:checked ~ .menu {
  max-height: 240px;
}

.header .menu-btn:checked ~ .menu-icon .navicon {
  background: transparent;
}

.header .menu-btn:checked ~ .menu-icon .navicon:before {
  transform: rotate(-45deg);
}

.header .menu-btn:checked ~ .menu-icon .navicon:after {
  transform: rotate(45deg);
}

.header .menu-btn:checked ~ .menu-icon:not(.steps) .navicon:before,
.header .menu-btn:checked ~ .menu-icon:not(.steps) .navicon:after {
  top: 0;
}

/* 48em = 768px */

@media (min-width: 48em) {
  .header li {
    float: left;
  }
  .header li a {
    padding: 20px 30px;
  }
  .header .menu {
    clear: none;
    float: right;
    max-height: none;
  }
  .header .menu-icon {
    display: none;
  }
}



#lustre img{

margin-top: -300px;
transition-property: margin-top;
transition-duration: 10s;
width: 150%;

}

#lustre img:hover{

  margin-top:1px;
}

#text{

margin-left:-15px;
margin-top:500px;

font-size:33px;



}
/*bouton**/

.bouton a {

display:block;
width:150px;
line-height:50px;
text-align:center;
vertical-align:middle;
background:url(images/bouton-noir.png) no-repeat;
color:white;
text-decoration:none;
margin-top: 150px;
margin-left:140%;

}
.bouton a:hover {
background:url(images/bouton-noir-2.png) no-repeat;
}


#beton{
width: 75%

z-index: -50;

}


#section1{

display: flex;
flex-direction: row;
flex-wrap: nowrap;
margin-right:50%;
justify-content: space-between;
margin-bottom:-1500px;

}


#meuble1 img{

  width: 700px;
  margin-left:-380px;
  margin-top: -2500px;
  transition-property: margin-left;
transition-duration: 6s;
z-index:1000;


}

#meuble1 img:hover{

  margin-left:100px;
}

#plante1 img{
  width:80%;

  margin-left: 50%;
  transform: rotate(-45deg);
  margin-top:-500px;
transition-property: margin-left;
transition-duration: 3s;
margin-bottom:1400px;
}

#plante1 img:hover{
margin-left:60%;
}

.graph2 img{

 
}