@media (max-width: 765px) {
  .header-text h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .services-title h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .team-title h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .skill-title h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .portfolio-title h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .feedback-title h1 {
    font-size: 3rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .message-title h1 {
    font-size: 4rem;
    text-align: center;
    padding-left: 2rem;
    padding-right: 2rem;
  }
  .btn {
    padding: 1.5rem 5rem;
    text-align: center;
  }
}

/* ------------------------------------------------ */

@media (max-width: 650px) {
  .navigation {
    padding: 6rem 2rem 3rem;
    display: flex;
    flex-direction: column;
    align-items: center;
  }

  .navbrand {
    margin-bottom: 3rem;
  }

  .nav-list {
    align-items: flex-end;
  }

  .nav-item:not(:last-child) {
    margin-right: 0;
  }
  .nav-link {
    font-size: 1.6rem;
    font-weight: 600;
  }

  .header-text {
    padding: 5rem 0 7rem;
  }

  .portfolio-content {
    grid-template-columns: repeat(auto-fit, minmax(30rem, 1fr));
  }
}

/* ------------------------------------------------ */

@media (max-width: 520px) {
  .message-content {
    grid-template-columns: 1fr;
    grid-gap: 2rem;
  }
}

/* ------------------------------------------------ */

@media (max-width: 470px) {
  .navigation {
    padding: 4rem 1.5rem;
  }

  .portfolio-content {
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
  }

  .portfolio-btn > button {
    border: none;
    padding: 1rem 1.5rem;
    font-size: 1.4rem;
  }

  .portfolio-btn > button:not(:last-child) {
    margin-right: 1.5rem;
  }

  .feedback-content {
    grid-template-columns: repeat(auto-fit, minmax(20rem, 1fr));
    margin-top: 15rem;
  }

  .feedback-box {
    flex-direction: column;
  }

  .feedback-box img {
    height: 10rem;
    width: 10rem;
    margin-right: 0;
    margin-bottom: 3rem;
  }
  .feedback-box_text p {
    font-size: 1.6rem;
  }

  .feedback-box_text h3 {
    font-size: 2rem;
  }

  .feedback-box_text span {
    font-size: 1.4rem;
  }

  .project-btn {
    padding: 0 2rem;
  }
}