body, html {
	background: #2A7B9B;
	background: linear-gradient(102deg,rgba(42, 123, 155, 1) 0%, rgba(87, 199, 133, 1) 50%, rgba(237, 221, 83, 1) 100%);
	height: 100%;
	margin: 0;
	padding: 0;
}

.photo {
	width: 15rem;
	height: 15rem;
	border: 0.3em solid black;
	border-radius: 0.5em;
	margin: 1em;
	object-fit: cover;
}

#content { 
                  background-color: yellow;
                  width: 80%;
                  margin:auto;
                  border: 0.5em black solid;
		  border-radius: 2.5em;
}

#header {
}

#header-menu {
	width: 100%;
	border-bottom: 0.5em solid black;
	display: flex;
	justify-content: space-around;
}

.header-menu-button {
	background:none;
	font-size: 1.5em;
	border:none;

}

#secret:hover {
    content:url('images/image.gif');
}

#secret:active {
    content:url('images/image.gif');
}