@media (max-width: 991.98px) {
  /* About section */
  #sobre .left-section {
    text-align: center;
  }
  #sobre .left-section .icons {
    justify-content: center;
  }
  #sobre .right-section {
    display: none;
  }

  /* Projects section */
  #projetos {
    padding: 6.875rem 0;
  }
  #projetos .cards {
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }
  #projetos .more-projects a {
    width: 90%;
    padding: 1rem 4rem;
  }

  /* Formation section */
  #formacao .first-row {
    text-align: center;
    justify-content: center;
  }
  #formacao .first-row div:last-child {
    display: none;
  }
  #formacao .second-row {
    text-align: center;
    justify-content: center;
    align-items: center;
  }
  #formacao .second-row .second-row-school {
    text-align: center;
    justify-content: center;
    align-items: center;
  }
  #formacao .second-row div:first-child {
    display: none;
  }

  /* Skills sections */
  #habilidades .skills {
    justify-content: space-around;
    flex-direction: row;
  }
  #habilidades .skills .row-skills {
    flex-direction: column;
    padding: 0;
  }
  #habilidades .skills .row-skills div {
    margin: 1rem;
    padding: 2.5rem;
  }
  #habilidades .skills-studying {
    flex-direction: column;
    gap: 1rem;
  }

  /* Experience section */
  #experiencia h3 {
    text-align: center;
  }
  #experiencia .info {
    padding-top: 7rem;
  }
  #experiencia .date {
    justify-content: center;
    flex-direction: column;
    text-align: center;
  }
  #experiencia .info-link {
    margin-top: 2rem;
    justify-content: center;
    flex-direction: column;
    text-align: center;
  }

  /* Courses section */
  #certificados .cards {
    justify-content: center;
    flex-direction: column;
    align-items: center;
  }
}