button.accordion {
    background-color: #5585C6;
    color: #FFF;
    cursor: pointer;
    padding: 18px;
    width: 100%;
    border: none;
    text-align: center;
    outline: none;
    font-size: 20px;
    transition: 0.4s;	
	font-weight: 400;
	margin:10px;
	text-shadow: black 0.1em 0.1em 0.2em;
	-webkit-transition:all 0.3s ease 0s;-moz-transition:all 0.3s ease 0s;-o-transition:all 0.3s ease 0s;transition:all 0.3s ease 0s
}
@media (max-width: 1280px) {
button.accordion {
	width: 90%;
}
}
button.accordion.active, button.accordion:hover {
    background-color: #f3b132;
}

button.accordion:after {
    content: '\002B';
    color: #fff;
    font-weight: bold;
    float: right;
    margin-left: 5px;
	font-size:20px;
}

button.accordion.active:after {
    content: "\2212";
}

div.panneau {
    padding:0 18px;
    background-color: white;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
}