/*rem and em do NOT depent on html font-size*/

/***************/
/*BELOW 1344px* (smaller-desktops)/
/***************/
@media (max-width: 84em) {
  .hero {
    max-width: 120rem;
  }
  .heading-primary {
    font-size: 4.4rem;
  }
  .main-nav-list {
    gap: 2.4rem;
  }
}

/***************/
/*BELOW 1200px* (Landscape Tablets)/
/***************/
@media (max-width: 75em) {
  html {
    font-size: 56.25%;
  }
  .grid {
    column-gap: 4.8rem;
    row-gap: 6.4rem;
  }

  .heading-secondary {
    font-size: 3.6rem;
  }
  .heading-tertiary {
    font-size: 2.4rem;
  }
  .header {
    padding: 0 3.2rem;
  }
  .main-nav-list {
    gap: 2.2rem;
  }
  .hero {
    gap: 4.8rem;
  }
}
/***************/
/*BELOW 944px* (Tablets)/
/***************/
@media (max-width: 59em) {
  html {
    font-size: 50%;
  }
  .main-nav-list {
    gap: 1.6rem;
  }
  .main-nav-link:link,
  .main-nav-link:visited {
    font-size: 1.8rem;
  }
  .hero {
    grid-template-columns: 1fr;
    padding: 0 8rem;
  }
  .hero-text-box,
  .hero-img-box {
    text-align: center;
  }

  .hero-img {
    width: 60%;
  }
  .educated-students {
    justify-content: center;
    margin-top: 3.2rem;
  }
  .logos img {
    height: 5.2rem;
  }
  .team-number {
    font-size: 7.4rem;
  }
  .course-title {
    font-size: 1.8rem;
  }
  .grid {
    gap: 3.2rem;
  }
  .team-description {
    line-height: 1.6;
  }
  /*MOBILE NAV*/
  .btn-mobile-nav {
    display: block;
    /* z-index: 1000; */
  }
  .main-nav {
    background-color: rgba(255, 255, 255);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    transform: translateX(100%);

    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.5s ease-in;

    /*hide the navigation*/
    /*1. Hide the element*/
    opacity: 0;
    /*2. Make it unaccsessible to mouse and keyboard*/
    pointer-events: none;
    /*3. Hide from screen readers*/
    visibility: hidden;
  }

  .nav-open .main-nav {
    opacity: 1;
    pointer-events: auto;
    visibility: visible;
    transform: translateX(0);
  }
  .nav-open .icon-mobile-nav[name="close-outline"] {
    display: block;
  }
  .nav-open .icon-mobile-nav[name="menu-outline"] {
    display: none;
  }

  .main-nav-list {
    flex-direction: column;
    gap: 4.8rem;
    margin-top: 16rem;
    margin-left: 12rem;
  }

  .main-nav-link:link,
  .main-nav-link:visited {
    font-size: 3rem;
  }
}

/***************/
/*BELOW 704px* (Small Tablets)/
/***************/
@media (max-width: 44em) {
  .heading-secondary {
    margin-bottom: 4.8rem;
  }
  .logos img {
    height: 4.4rem;
  }
  .grid--footer {
    grid-template-columns: repeat(6, 1fr);
  }
  .logo-col,
  .adress-col {
    grid-column: span 3;
  }
  .nav-col {
    grid-row: 1;
    grid-column: span 2;
    margin-bottom: 3.2rem;
  }
  .testimonial::before {
    font-size: 10rem;
    top: 10rem;
  }
  .testimonial__header {
    text-align: center;
  }
  .testimonial__text {
    font-size: 1.6rem;
    margin-bottom: 3.5rem;
  }
  .testimonial__author {
    justify-content: center;
    grid-template-columns: 6.5rem 16.5rem;
  }
  .testimonial__photo {
    width: 4.8rem;
  }
  .slider__btn {
    top: 55%;
  }
  .dots {
    bottom: 25%;
  }
}

/***************/
/*BELOW 544px* (Phones)/
/***************/
@media (max-width: 34em) {
  .grid {
    row-gap: 4.8rem;
  }
  .grid--2-cols,
  .grid--3-cols {
    grid-template-columns: 1fr;
  }
  .hero {
    padding: 3.2rem;
  }
  .section-hero {
    padding: 2.4rem 0 4.8rem 0;
  }
  .hero-img {
    width: 80%;
  }
  .logos img {
    height: 3rem;
  }
  .team-img-box:nth-child(2) {
    grid-row: 1;
  }
  .team-img-box:nth-child(6) {
    grid-row: 5;
  }

  .team-img {
    width: 50%;
  }
  .team-img-box::after {
    width: 45%;
    padding-bottom: 50%;
    top: 75%;
    left: 35%;
  }

  .team-number {
    font-size: 4.4rem;
    padding-top: 1rem;
  }
  .heading-tertiary {
    font-size: 2rem;
  }
  .text-icon {
    height: 2.6rem;
    width: 2.6rem;
  }
  .course-content {
    padding: 2rem 5rem;
  }
  .testimonial {
    padding: 1rem 2rem;
  }
  .slider__btn {
    height: 4.6rem;
    width: 4.6rem;
  }
  .logo {
    height: 5.6rem;
  }
}