.presentation h1{
    font-size: 60px;
}
main{
    display: flex;
    flex-direction:row-reverse;
    justify-content: space-between;
    
}
#mainlogo{
    width: 150px;
    float: left;
}
.presentation p{
    text-align: justify;
    font-size: large;
}

main figure{
    margin-bottom: 20px;
}
main figure a{
    text-decoration: none;
    text-align: center;
    font-size: large;
    font-weight: bolder;
    color: rgb(19, 45, 117);
}
.presentation{
    padding:15px;
    width: 60%;
    min-width: 800px;
    min-height: 400px;
    margin-top: 30px;
    margin-left: 20px;
    margin-bottom: 30px;
    box-sizing: border-box;
}
img[alt="profil"]{
    width: 250px;
    margin: 10px;
    border-radius: 50%;
    float: left;
}
p{
    line-height: 2;
    margin-top: 20px;
    margin-bottom: 20px;
}
.img-contenair{
    width: 90%;
    margin: 0 auto;
}
.photo{
    display: flex;
    flex-direction: row;
    justify-content: space-around;
    margin-top: 40px;
    margin-bottom: 40px;
}
main figure img{

    width: 150px;
    height: 150px;
    margin-bottom: 10px;
    border-radius: 50%;
   
}
figcaption{
    margin-top: 10px;
    text-align: center;
}

.profil {
    display: inline-grid;
}
.profil h3{
    text-align: center;
}
.partner{
    margin-top: 40px;
    margin-bottom: 40px;
 display: flex;   
 flex-direction: row;
 justify-content: space-around;
}
.profil img{
    width: 150px;
    margin-bottom: 10px;
    margin-right: 20px;
}

article{
    box-sizing: border-box;
    margin-top: 15px;
    width: 15%;
    min-width: 170px;
    box-shadow: 0px 0px 1px black;

}
article h2{
    text-align: center;
}
article .art-contenair{
    display: flex ;
    flex-direction: column;
    width: 100%;
    align-items: center;

}
.art-contenair figure{
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    border-radius: 0.2rem;
    width: 90%;
    box-shadow: 0 0 2px black;
}
.art-contenair figure img{
    width: 90%;
    height: 130px;
    margin-top: 10px;
    margin-bottom: 20px;
    
}
article figcaption{
    text-align: center;
}
article h2{
    color: black;
    text-align: left;
}



@media screen and (max-width:1000px){
    .presentation{
        box-sizing: border-box;
        padding:15px;
        width: 80%;
        min-width: inherit;
      
    }


}
   
@media screen and (max-width:750px){
 
 article{
    width: 90%;
 }
 article .art-contenair{
   
    flex-direction: row;
    width: 100%;
    align-items: center;

}
.art-contenair figure{
    width: 150px;
    margin-left: 10px;
}

 .photo , .partner{
    flex-direction: column;
    justify-items: center;
    align-items: center;
 }
  main figure{
    margin-bottom: 15px;
  }
 .profil{
    margin-bottom: 15px;
 }
  
    main{
        display: flex;
        flex-direction:column-reverse;
        justify-content: space-between;
        align-items: center;
    }
    .presentation h1{
        font-size: 40px;
    }

}
@media screen and (max-width:450px){
    .presentation h1{
        font-size: 30px;
    }

}