#swagger-ui .topbar { background-color: #06496b;  }

#swagger-ui .topbar-wrapper .link > img { display: none; }
#swagger-ui .topbar-wrapper .link {
    display: block;
    content: '';
    width: 140px;
    height: 30px;
    position: absolute;
    margin-top: 5px;
    margin-bottom: 5px;
    background: url('/images/docs-logo.png') left top no-repeat;
    background-size: 140px auto;
}