[class*="col-"] {
    width: 100%;
    }

@media only screen and (min-width: 768px) {
    [class*="col-"] {
    float: left;
    padding: 15px;
    }
    .col-1 { width: 8.33%;}
    .col-2 { width: 16.66%;}
    .col-3 { width: 25%;}
    .col-4 { width: 33.33%;}
    .col-5 { width: 41.66%;}
    .col-6 { width: 50%;}
    .col-7 { width: 58.33%;}
    .col-8 { width: 66.66;}
    .col-9 { width: 75%;}
    .col-10 { width: 83.33%;}
    .col-11 { width: 91.66%;}
    .col-12 { width: 100%;}
    .row {display: flex;}
    body {background-color:lightblue}
    .feitjes {margin-left: auto;}
    .container {margin-right: auto; background-color: beige;}
    }

.header {
    background: #ffffff url(../img/sint-servaasbasiliek-maastricht.jpg) no-repeat center;
    background-size: cover;
    font-family: "Paytone One", sans-serif;
    font-weight: 400;
    font-style: normal;
    max-height: 10%;
    color: brown;
    padding: 1px;
    text-align: center;
    font-size: 3vw;
    }

.feitjes {
    text-align: center;
    font-style: italic;
    background-color: azure;
    }

.feitjes ol {
    list-style-type: none;
    margin: 0px;
    padding: 0px;
    }

.feitjes li {
    color: black;
    margin-bottom: 7px;
    padding: 8px;
    }

.footer {
    max-height: 1%;
    padding-top: 1%;
    text-align: center;
    clear: left;

    }

.div1 {
    float: left;
    margin-bottom: 2%;
    }

.div2 {
    float: left;
    }

img {
    width: 15%;
    height:auto;
    float: right;
    margin-left: 15px;
    }