@media (prefers-color-scheme: dark) {body {background-color:black;color: white;}}
        body {font-size:15px; color:#777777; font-family:arial; text-align:center;}
        h1 {font-size:64px; color:#555555; margin: 70px 0 20px 0;}
		h2 {font-size:20px; color:#555555; margin: 0px 0 50px 0;}
		h3 {font-size:22px; color:#555555; margin: 0px 0 15px 0;}
		h4 {font-size:15px; color:#555555; margin: 0px 0 10px 0;}
        p {text-align:center; margin-left:auto;margin-right:auto; margin-top: 30px }
        div {text-align:center; margin-left:auto;margin-right:auto;}
		iframe {text-align:left;margin-left:auto;margin-right:auto;font-family:arial}
        a:link {color: #34536A;}
        a:visited {color: #34536A;}
        a:active {color: #34536A;}
        a:hover {color: #34536A;}
		details {text-align:center; width: 350px; margin-left:auto;margin-right:auto;}