.value-img {
	display: block;
	text-align: center;
margin: 2.5rem auto 0; }
.header {
margin-bottom: 5%;
background-image: url(../images/background5.jpg);
background-position: center;
background-size: cover;
color: #888; }
.footer {
margin-top: 5%;
padding-top: 5%;
padding-bottom: 1%;
background-image: url(../images/background5.jpg);
background-position: center;
background-size: cover;
color: #888; }
.continer_center {
	text-align: center;
	width: 75%;
margin: 0 auto;}
.download-button {
	background-color: #bbb;
    border: none;
    color: white;
    cursor: pointer;
font-size: 20px;}
.download-button:hover {
background-color: #ddd;
color: black;}