@media only screen and (max-width: 550px) {
.section-content {
    margin-left: auto;
    margin-right: auto;
    width: 400px;
}
}
@media only screen and (max-width: 470px) {
.section-content {
    margin-left: auto;
    margin-right: auto;
    width: 87.5%;
}
}