@import url('fonts.googleapis.com/css?family=Lato');

*{
    margin: 0;
    font-family: 'lato';
}

.logo_html5{
    height: 7vh;
}

#titre_principal{
    background-color: lightgray;
    display: flex;
}

main{
    margin-left: 15px;
}

#texte_titre{
    margin-left: 20px;
}