PayloadsAllTheThings/custom.css

.md-header{
    background-color: #023342;
}

@media screen and (min-width: 790px) {
    .md-grid{
        max-width: 100%;
    }

    .md-sidebar{
        width: auto;
    } 
}

span.md-nav__icon.md-icon{
    position: absolute;
    right: 5px;
}