Hi there,
Give this CSS a shot:
@media (min-width: 769px) {
.separate-containers .site-main {
margin: 40px;
}
.generate-columns {
margin-bottom: 40px;
padding-left: 40px;
}
.generate-columns-container {
margin-left: -40px;
}
.separate-containers .inside-left-sidebar, .separate-containers .inside-right-sidebar {
margin-top: 40px;
margin-bottom: 40px;
}
.page-header, .sidebar .widget, .site-main>* {
margin-bottom: 40px;
}
.page-header {
margin-left: 40px;
}
}