.inhalt {
    margin-top: 1em;
    background-color: rgba(128, 128, 128, 0.511);
    font-size: 1.75em;
    padding: 1em;
}

main {
    margin-left: 10%;
    margin-right: 10%;
}

.inhalt h3 {
    text-align: center;
}

.info {
    text-align: center;
}

table {
    width: 100%;
}

td {
    text-align: center;
}

@media screen and (max-width: 900px) {
    .inhalt {
        font-size: 1em;
    }
}

@media screen and (max-width: 550px) {
    .inhalt {
        font-size: 0.75em;
    }
}