*{
    /*margin: 0px;
    padding: 0px;*/
    /*border: 1px dashed grey;*/
    text-align: center;
    color: white;
    background-color: lightgray;
    font-weight: 700;
}

h1, h2, h3{
    background-color: grey;
}

section{
    display: flex;
    flex-direction: column;
    height: 50vh;
}

section div{
    display: flex;
    flex-direction: row;
}

section div main{
    width: 70%;
    min-height: 30vh;
    background-color: blueviolet;
    padding: 5px;
}

section div main div.item{
    width: 10%;
    height: 10%;
    background-color: orange;
    border-radius: 10px;
    padding: 10px;
}

section div aside{
    width: 30%;
    margin: 5px;
    background-color: grey;
}

section div aside img{
    display: block;
    width: 100%;
}

/**
* Exercice 6
**/

section div#exercice-6 main{
    display: flex;
    justify-content:center;
    align-items:center;
}

/**
* Exercice 7
**/

section div#exercice-7 main{
    display: flex;  
     justify-content:center;
     justify-content: space-around;
}


/**
* Exercice 8
**/

section div#exercice-8 main{
    display: flex;
    flex-direction: column;
    align-items:center;
}


/**
* Exercice 9
**/

section div#exercice-9 main{
    display: flex;
.item{
       flex-basis:100%;
    }
}

/**
* Exercice 10
**/

section div#exercice-10 main{
    display: flex;

    div:nth-child(2){
        align-self: center;
    }
    div:nth-child(3){
        align-self: self-end;
    }
    div:nth-child(4){
        align-self: center;
    }


}