#map {
    position: center;
    width: 75%;
    margin-left: 12.5%;
    margin-right: 12.5%;
    height: 500px;
}

.footer {
    margin-top: 30px;
    background-color: gray;
}

.header {
    text-align: center;
}

body {
    text-align: center;
}