#bouton-404{
    color: #fff;
    background-color: #447aa6;
    border-color: #447aa6;font-size:30px;    vertical-align: middle;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    border: 1px solid transparent;
    padding: .375rem .75rem;
    font-size: 2rem;
    line-height: 1.5;
    border-radius: .25rem;
}
#div-oops{
 justify-content: center;
    text-align:center;
    font-size:30px;
    font-weight:600;
    margin:0 auto;
    margin-top:4rem;
    width:40%;
}
#div-oops img{
    width:100%;
}
#ajustement-footer{
    margin-top:20rem
}


@media screen and (max-width: 1200px)
{
#div-oops{
    width:60%;
    margin-top:8rem;
}
}
@media screen and (max-width: 767px)
{
#div-oops{
    width:80%;
    margin-top:8rem;
}
}
@media screen and (max-width: 575px)
{
#div-oops{
    width:100%;
    margin-top:8rem;
}
}