body{
    display: flex;
 flex-direction: column;
 align-items: center;   
    
}
    #header{
    display: flex;
    box-shadow: 0px 2px 3px black;
    width: 100%;
    align-items: center;
    padding-top: 20px;
    padding-bottom: 20px;

}
.logo{
    width: 80px;
}

#header nav a {
    text-decoration: none;
    text-transform: uppercase;
    font-family: roboto;
    position: relative;
}
#header nav a::before{
    content:"";
    content: "";
    width: 0%;
    height: 1px;
    background: black;
    position: absolute;
    bottom: 0;
}
#header nav a:hover::before{
    width: 100%;
    transition: all 0.15s linear;
}


footer{
    background-color: #000;
display: flex;
width: 100%;
justify-content: space-between;
align-items: center;


}
footer .legal{
    color: white;
    font-size: 2em;
    text-decoration: none;

}
footer .picto{
    width: 50px;
    padding: 10px;
}