body { margin: auto; min-width: 450px; /* slightly bigger than the canvas*/ width: 75%; background-color: whitesmoke; font-family: Arial, Helvetica, sans-serif; } /* Style the header bar */ .header { overflow: hidden; background-color: #333; color: white; text-align: center; } /* Style the header links */ .header a { float: left; display: block; color: #f2f2f2; text-align: center; padding: 14px 16px; text-decoration: none; } /* Change color on hover */ .header a:hover { background-color: #ddd; color: black; } /* Style the content */ .content { background-color: #ddd; padding: 10px; text-align: left; text-justify: distribute; } h1 { text-align: center; } .instrumentHolder { text-align: center; position: relative; margin: 0 auto; } /* Style the footer */ .footer { background-color: white; padding: 25px; text-align: center; } .footer a:hover { color: white; }