.image1 {
        width: 300px;
        height: 200px
}

.image2 {
        width: 400px;
        height: 250px;
}
.image2{
    margin:150px
}
.image2{
    position: right;
}
.tableau-pour-contre {
    border: 2px solid black;
    border-collapse: collapse;
}

header.acceuil{
    height:300px;
}
nav.menu-acceuil{
    position:fixed;
    display:grid;
    border:3px solid;
    grid-template-columns: 1fr 1fr;
    left:0;
    right:0;
    top:80px;
}
nav.menu-acceuil a:{
    background:#327CFF;
    text-align:center;
    padding:10px;
    color:black 
}
nav.menu-acceuil a:hover{
    background-color:#ACCAFF;
}
h1.titre-menu-acceuil{
    position:fixed;
    top:0px;
    text-align:center;
    left:0;
    right:0;
    background-color:#327CFF;
    margin:0;
    padding:20px;
}

.image1{
    margin:150px
}
.image1{
    position: right;
}

body{ background: #fefee2

}