body {
    font-family: 'Roboto', sans-serif;
    font-weight: 400;
}

.iframes
{
    margin-top: 5vh;
    margin-bottom: 10vh;
}

figure 
{
    text-align: center;
}

.containermain 
{
    max-width: 100vw;
    margin: 0 auto;
    padding: 20px;
}
.intro
{
   margin-bottom: 100px;
}

.afbeeldingen img
{
   width: 500px;
   margin-right: 70px;
   margin-bottom: 20px;
}