.heroimagecontainer {
    background-image: url(../images/jobs-hero-desktop.jpg);
}
@media (max-width: 1000px) {
    .heroimagecontainer {
        background-image: url(../images/jobs-hero-mobile.jpg);
    }
}
h2 {
    margin-top: 20px;
}
.buttoncontainer {
    margin-top: 30px;
}