body.scrolled {
	position: relative;
}
#site-header,
.site-header .site-branding .site-logo img {
	transition: 0.2s all;
}
.scrolled #site-header {
	position: sticky;
	top: 0; left: 0; right: 0;
	z-index: 500;
	background-color: #fff;
	padding-top: 12px;
	padding-bottom: 12px;
}
.scrolled .site-header .site-branding .site-logo img {
	width: 120px;
}