body { background-position: 0% 100%; background-repeat: no-repeat; background-attachment: scroll }
A.menu:link { text-decoration: none; color: #777777; font-family: arial; font-weight: bold }
A.menu:visited { text-decoration: none; color: #666666; font-family: arial; font-weight: bold }
A.menu:active { text-decoration: none; color: #555555; font-family: arial; font-weight: bold }
A.menu:hover { color: #773311 }
img { border-color: #999999 }
div.menux { padding: 16; line-height: 1.5em; float:left }

.myIframe {
position: relative;
padding-bottom: 8%;
padding-top: 30px;
height: 0;
overflow: auto; 
-webkit-overflow-scrolling:touch; //<<--- THIS IS THE KEY 
border: solid black 1px;
} 
.myIframe iframe {
position: absolute;
top: 0;
left: 0;
width: 100%;
height: 100%;
}