body{

    background-color: lightcyan;
    margin: 0;
}

header{
     background-color: white;
     display: flex;
     justify-content: space-around;
     align-items: center;
}

nav {

     display: flex;
     justify-content: space-between;
     gap: 20px;

}

img {
    width: 100px;
    height: 100px;
}

nav a {

     text-decoration: none;
     font-size: 23px;
}

footer {
    background: black;
    height: 80px;
    position: absolute;
    bottom: 0;
    width: 100%;
}

footer p {
    color: white;
    text-align: center;
}

.premier
{
    display: flex;
    justify-content: center;
}

.deuxieme
{
    display: flex;
    justify-content: center;

    gap: 35px;
}

.deuxieme div {

      width: 300px;
      border:2px solid white;
      height: 200px;
      border-radius: 5px;
}