body {
	margin: 0;
}

h1 {
  font-size: 3em;
  text-align: center;
  }

h2 {
  font-size: 2.2em;
  text-align: center;
  }

h3 {
  font-size: 1.2em;
  }
  
header {
	text-align: center;
	color: #fdfefe;
	background-color: #707b7c;
	padding-bottom: 1%;
 } 
.date_heure {
	text-align: cen ;
	margin-right: 1%;
	padding-top: 1%;
	padding-left: 5%;
	padding-right: 5%;
	background-color: #fdebd0;
	border-radius: 5px;
	border: 1px solid blue;
	}

section {
	padding-top: 2%;
}
.sommaire {
padding: 2%;

}
.player {
	padding: 2%;
	margin: 4%;
	margin: 5em auto;
	width: 80%;
}