How do I place logo and header navigation on same line using bigcommerce cornerstone stencil theme?

using the Cornerstone theme and have left aligned my logo and header navigation. How do I place them both on the same line?

paste below css into footer script

@media (min-width: 801px){
    .header-logo { 
        padding: 0 0 .5% 1.5rem;
        float: left;