@media ( max-width: 584px ){
    .jumbotron {
        min-height: 50vh;
    }

    .jumbotron h3 {
        font-size: 2rem;
    }

    .squares-section .col-md-4 {
        border-left: 0;
    }

    .text-big-container-with-image p,
    .text-big-container p,
    .files-container-alt p,
    .files-container p {
        font-size: 1rem;
    }
}