.secret-agent-clam-img {
    position: fixed;
    bottom: -125px; /* partially below the page */
    right: 0;
    max-width: 300px; /* maximum width */
    transform: rotate(90deg);
    transform-origin: bottom left;
    transition: transform .25s ease-in-out;
}

@keyframes hint {
	0.0%   { transform: translate(0, 0) rotate(0deg); }
	0.3%  { transform: translate(0, -2px) rotate(2deg); }
	0.6%  { transform: translate(0, 1px) rotate(0deg); }
	1.2%  { transform: translate(0, -1px) rotate(-1deg); }
	1.5% { transform: translate(0, 0) rotate(0deg); }

}

#mystery1 {
	display: inline-block;
    animation: hint 16s infinite;
}