#block-header_text, .dummy_header_text {
        background: white url("hexagon.jpg") top right no-repeat;
    }
    
    #block-header_text, .dummy_header_text .left h1 {
        text-shadow: 1px 1px 1px #b9b9b9;
        margin-top: 5px;
        font-size: 2.5em;
    }
    
    #nav-menu {
        border-top: 1px solid #ececec;
    }
    
    @media (max-width:641px) {
        #block-header_text, .dummy_header_text {
            display: block;
            position: relative;
            background: none;
        }
        #block-header_text, .dummy_header_text::after {
            content: "";
            background: white url("hexagon.jpg") top right no-repeat;
            opacity: 0.5;
            top: 0;
            left: 0;
            bottom: 0;
            right: 0;
            position: absolute;
            z-index: -1;
        }


        




    }