body {
	background-color:black;
  	color : black;
	text-align: center;
	font-weight: bold;
}
p {
	font-size : 25px;
	color : black;
	font-weight: bold;
}
h1{
	background-color : #4b4b4b; 
	color: White;
	font-family: arial;
	text-align: center;
	font-size: 50px;
	font-weight: bold;
	border: 2px solid black;
	width : 400 px;
	border-radius: 100px;
	padding: 10px;
	margin-left:20%;
	margin-right:20%;
}
img {
	max-width: 40%;
	height: auto;
}
#imagegros {
	max-width: 40%;
	height: auto;
}
#lien {
	font-family: impact;
	font-size: 16px;
	text-align: center;
	margin:5px;
	padding: 10px;
	width: 25%;
	border:solid 1px black;
	background-color: #E1E1E5;
}
#txt:hover {
	background: lightgreen;
}
.suivant {
	cursor: pointer;
    position: absolute;
    top: 30%;
    font-size: 45px;
    width: auto;
    padding: 16px;
    margin-top: 45px;
    color: white;
    font-weight: bold;
    border-radius: 0 3px 3px 0;
    user-select: none;
    -webkit-user-select: none;
    margin-left: 10%;

}
.precedent {
	cursor: pointer;
    position: absolute;
    margin-left: -15%;
    top: 30%;
    width: auto;
    padding: 16px;
    margin-top: 45px;
    color: white;
    font-weight: bold;
    font-size: 45px;
    border-radius: 0 3px 3px 0;
    user-select: none;
    -webkit-user-select: none;
}
.opa {
    opacity: 0.4;
}
.curseur {
    cursor: pointer;
}
.opa:hover {
    opacity: 1;
}