body {
    background-color: #00FA9A;
    font-family: Verdana, sans-serif;
}

.container {
    margin: auto;
    width: 600px;
    position: relative;
    height: 100%;
}

.hoofd {
    position: relative;
    margin: 5px;
}

.top,
.bottom {
    position: relative;
}

.hoofd img {
    width: 60%;
    position: relative;
    top: 0px;
    left: 100px;
    padding: 0;
    display: block;
}

.button_container {
    width: 100%;
    margin: auto;
    position: absolute;
}

.button {
    float: left;
    width: 194px;
    height: 120px;
    background: rgba(54, 25, 25, .1);
    border: none;
    text-decoration: none;
    color: white;
    margin: 0px;
    font-size: 20px;
    -moz-appearance: none;
    -webkit-appearance: none;
    padding: 0px;
    margin: 3px;
}

.button:hover {
    box-shadow: 0 12px 16px 0 rgba(0,0,0,0.24), 0 17px 50px 0 rgba(0,0,0,0.19);
}