#paginaMateriaisRicos {
    float: left;
    width: 100%;
    padding: 50px 0;
}

/* Bloco Inicial */

.blocoInicial {
    float: left;
    width: 100%;
    text-align: center;
    margin-bottom: 50px;
}

.blocoInicial h1 {
    float: left;
    width: 100%;
    text-align: center;
    margin: 0 0 30px 0;
    color: #3B3663;
    font-size: 30px;
}

/* Listagem de Stories */

.listaMateriais {
    float: left;
    width: 100%;
}

.listaMateriais ul {
    padding: 0;
    margin: 0;
    float: left;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-column-gap: 50px;
    grid-row-gap: 50px;
}

.listaMateriais ul li {
    list-style: none;
}

.listaMateriais ul li figure {
    width: 100%;
}

.listaMateriais ul li figure img {
    width: 100%;
    border-radius: 40px;
}

.listaMateriais ul li h2 {
    color: #3B3663;
    float: left;
    text-align: center;
    width: 100%;
    font-size: 18px;
    text-decoration: underline;
    line-height: 26px;
}

@media (max-width: 900px) {

    /* Lista de Materiais */

    .listaMateriais ul {
        grid-template-columns: repeat(3, 1fr);
        grid-column-gap: 40px;
        grid-row-gap: 40px;
    }

}

@media (max-width: 768px) {

    #paginaMateriaisRicos {
        padding: 30px 0 50px 0;
    }

    /* Bloco Inicial */

    .blocoInicial {
        margin-bottom: 30px;
    }

    .blocoInicial h1 {
        font-size: 24px;
        line-height: 34px;
    }

}

@media (max-width: 550px) {

    /* Lista de Materiais */

    .listaMateriais ul {
        grid-template-columns: repeat(2, 1fr);
        grid-column-gap: 20px;
        grid-row-gap: 20px;
    }

    .listaMateriais ul li h2 {
        font-size: 16px;
    }

}