.page {
    text-align: center;
    background-image: url("./SatDuurschen.png");
    background-position: center;
    background-size: 100%;
    background-repeat: no-repeat;
    background-attachment: fixed;
    font-family: sans-serif;
}

button {
    color: #ffffff;
    background-color: #2d63c8;
    font-size: 19px;
    border: 1px solid #2d63c8;
    border-radius: 5px;
    padding: 15px 50px;
    cursor: pointer
}
button:hover {
    color: #2d63c8;
    background-color: #ffffff;
}

.container:before, .container:after {
    display:table;
    content:"";
    zoom:1 /* ie fix */;
}

.container:after {
    clear:both;
}

.container {
    width:800px;
    margin:0 auto;
    border:1px solid #fff;
    box-shadow:0px 2px 7px #292929;
    -moz-box-shadow: 0px 2px 7px #292929;
    -webkit-box-shadow: 0px 2px 7px #292929;
    background-color:#ffffff;
}

body {
    height: 100%;
}

.mainbody {
    height:auto;
    width:800px;
    text-align: left;
    padding-inline: 5px;   
}


.header, .footer {
    height: auto;
    padding: 0px;
}

.header {
    padding-bottom: 5px;
}

.footer {
    background-color: whiteSmoke;
    -webkit-border-bottom-right-radius:5px;
    -webkit-border-bottom-left-radius:5px;
    -moz-border-radius-bottomright:5px;
    -moz-border-radius-bottomleft:5px;
    border-bottom-right-radius:5px;
    border-bottom-left-radius:5px;
    padding-top: 5px;
}