app/webpacker/css/admin_v3/components/sidebar.scss
// Sidebar
//---------------------------------------------------
#sidebar {
overflow: visible;
border-top: 1px solid $color-border;
margin-top: 17px;
.sidebar-title {
color: $red;
text-transform: uppercase;
text-align: center;
font-size: 14px;
font-weight: 600;
> span {
display: inline;
background: #fff;
padding: 5px 10px;
position: relative;
top: -14px;
-webkit-font-smoothing: antialiased;
-moz-osx-font-smoothing: grayscale;
}
}
}