* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  scroll-behavior: smooth;
}
html {
  font-size: 62.5%;
  font-family: "Barlow", sans-serif;

  /* - Family: [Barlow](https://fonts.google.com/specimen/Barlow)
- Weights: 600
- Family: [Fraunces](https://fonts.google.com/specimen/Fraunces)
- Weights: 700, 900 */
}
:root {
  /* ### Primary */
  --red-400: hsl(7, 99%, 70%);
  --red-300: hsl(7, 86%, 77%);

  --yellow-500: hsl(51, 100%, 49%);
  --yellow-300: hsl(51, 88%, 75%);

  --green-800: hsl(167, 40%, 24%); /* graphic design text */
  --blue-800: hsl(198, 62%, 26%); /* photography text*/
  --green-500: hsl(167, 34%, 41%); /* footer */
  --green-300: hsl(167, 35%, 65%); /* footer */

  /* ### Neutral */

  --grey-950: hsl(212, 27%, 19%);
  --grey-600: hsl(213, 9%, 39%);
  --grey-550: hsl(232, 10%, 55%);
  --grey-400: hsl(210, 4%, 67%);
  --white: hsl(0, 100%, 100%);
}
.header {
  background-image: url(/images/desktop/image-header.jpg);
  background-size: cover;
  background-position: center;
  height: 100vh;
  min-height: 30rem;
}
.btn-mobile {
  display: none;
}
.btn-mobile {
  background: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease-in-out;
}
.btn-mobile:hover {
  opacity: 0.5;
  transform: scale(1.1);
}
.btn-mobile:active {
  transform: scale(0.9);
}
.page-top {
  display: flex;
  justify-content: space-between;
  padding: 3rem 2rem 0rem 2rem;
  margin-right: 2rem;

  font-family: "Barlow", sans-serif;
  font-size: 2rem;
  font-weight: 500;
}
ul {
  display: flex;
  list-style: none;
  gap: 0.5rem;
}

.main-nav-link:link,
.main-nav-link:visited {
  color: var(--white);
  text-decoration: none;
  transition: all 0.5s;
  padding: 1.5rem 2.5rem;
}
.contact:link,
.contact:visited {
  padding: 1.5rem 2.5rem;
  background-color: var(--white);
  color: var(--grey-950);
  border-radius: 6rem;
  text-transform: uppercase;
  font-family: "Fraunces", sans-serif;
  font-weight: 600;
}
.main-nav-link:hover {
  background-color: hsl(205, 83%, 73%);
  border-radius: 6rem;
  transition: all 0.3s;
}
.contact:hover {
  color: var(--white);
}
.main-nav-link:active {
  box-shadow: inset 0rem 0rem 0.5rem var(--grey-950);
  transition: all 0.5s;
}

a:focus-visible {
  outline: 0.4rem solid var(--red-400);
  border-radius: 6rem;
}
.headline {
  display: flex;
  flex-direction: column;
  color: var(--white);
  align-items: center;
  gap: 5rem;
  margin-top: 8rem;
}
h1 {
  font-size: 5rem;
  text-transform: uppercase;
  font-family: "Fraunces", sans-serif;
  letter-spacing: 0.75rem;
  text-align: center;
}
.arrow:link,
.arrow:visited {
  transition: all 0.5s;
}
.arrow:hover {
  transform: translateY(25%);
}
.arrow:active {
  transform: translateY(50%);
  transition: all 0.5s;
}
.arrow-icon {
  margin-top: 3rem;
  width: 2rem;
  height: auto;
}
.page-content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}
.section-I {
  display: flex;
  flex-direction: column;
  justify-content: center;
  aspect-ratio: 1.3;
  padding-left: 8rem;
  padding-right: 8rem;
  gap: 3rem;
}
h2 {
  font-family: "Fraunces", sans-serif;
  font-size: 4.5rem;
}
p {
  font-family: "Barlow", sans-serif;
  font-size: 2rem;
  color: var(--grey-600);
  font-weight: 500;
  line-height: 3rem;
  text-align: left;
}

.learn:link,
.learn:visited {
  color: var(--grey-950);
  text-decoration: none;
  transition: all 0.3s;
  text-transform: uppercase;
  font-family: "Fraunces", sans-serif;
  font-weight: 700;
  width: fit-content;
  font-size: 1.75rem;
}
.learn:hover {
  box-shadow: inset 0rem -0.3rem 0rem 0rem var(--yellow-300);
}
.learn:active {
  transform: scale(1.1);
}
.learn-2:hover {
  box-shadow: inset 0rem -0.3rem 0rem 0rem var(--red-300);
}
.img-container {
  aspect-ratio: 1.3;
}
.img-1 {
  background-image: url(/images/desktop/image-transform.jpg);
  background-position: center;
  background-size: cover;
  grid-column: 2/3;
  grid-row: 1/2;
}

.img-2 {
  background-image: url(/images/desktop/image-stand-out.jpg);
  background-position: center;
  background-size: cover;
}
.section-II {
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: 2rem;
  justify-items: center;
  aspect-ratio: 1.3;
  background-position: center;
  background-size: cover;
}
.heading-section-II {
  grid-row: 4/5;
  align-self: end;
}
.section-3 {
  background-image: url(/images/desktop/image-graphic-design.jpg);
  color: var(--green-800);
}
.p-green,
.p-blue {
  max-width: 50rem;
  grid-row: 5/7;
  padding: 0rem 2rem 2rem 2rem;
}
.p-green {
  text-align: center;
  color: var(--green-800);
}
.section-4 {
  background-image: url(/images/desktop/image-photography.jpg);
  color: var(--blue-800);
}
.p-blue {
  text-align: center;
  color: var(--blue-800);
}
.testimonial-section {
  grid-column: 1/3;
  padding: 10rem;
}
h3 {
  text-align: center;
  text-transform: uppercase;
  color: var(--grey-550);
  letter-spacing: 0.4rem;
  font-family: "Fraunces", sans-serif;
  font-weight: 700;
  padding-bottom: 4rem;
  font-size: 1.7rem;
}
.testimonials {
  display: flex;
  gap: 3rem;
  text-align: center;
}
.img-testimonial {
  border-radius: 50%;
  width: 8rem;
  padding: 4rem 0rem;
}
.testimonial-text {
  color: var(--grey-600);
  font-weight: 500;
  font-size: 2rem;
  padding-bottom: 5rem;
}
.testimonial-name {
  display: block;
  font-family: "Fraunces", sans-serif;
  font-size: 1.75rem;
  font-weight: 700;
  padding-bottom: 0.75rem;
}
.testimonial-job {
  color: var(--grey-550);
  font-size: 1.5rem;
  font-weight: 500;
}
.img-gallery {
  grid-column: 1/3;
  display: flex;
}
.image {
  background-size: cover;
  background-position: center;
  flex: 1;
  aspect-ratio: 0.8;
}
.gallery-img-1 {
  background-image: url(/images/desktop/image-gallery-milkbottles.jpg);
}
.gallery-img-2 {
  background-image: url(/images/desktop/image-gallery-orange.jpg);
}
.gallery-img-3 {
  background-image: url(/images/desktop/image-gallery-cone.jpg);
}
.gallery-img-4 {
  background-image: url(/images/desktop/image-gallery-sugarcubes.jpg);
}
.footer {
  padding: 5rem 0rem 5rem;
  background-color: var(--green-300);
  grid-column: 1/3;
}
.logo-container {
  display: flex;
  justify-content: center;
}
.logo-footer {
  width: 15rem;
}
.footer-choices {
  display: flex;
  justify-content: center;
  font-size: 1.8rem;
  color: var(--green-500);
  font-weight: 600;
  background-color: var(--green-300);
  padding: 3rem 0rem 3rem;
}
.footer-choices li:nth-child(2) {
  padding: 0 5rem;
}
.footer-logos {
  display: flex;
  justify-content: center;
}
.footer-logos li:nth-child(2) {
  padding-left: 2rem;
  padding-right: 1rem;
}
.footer-logos li:nth-child(3) {
  padding-right: 2rem;
  padding-left: 1rem;
}
.footer-logo {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.footer-choice:link,
.footer-choice:visited,
.footer-logo:link,
.footer-logo:visited {
  text-decoration: none;
  color: var(--green-500);
  padding: 1rem 1.5rem;
  border-radius: 2rem;
}
.footer-choice:hover,
.footer-logo:hover {
  box-shadow: 0rem 0rem 0.8rem 0.5rem var(--green-500);
}
.footer-choice:active,
.footer-logo:active {
  box-shadow: inset 0rem 0rem 0.8rem 0.5rem var(--green-800);
  transition: all 0.5s;
}
.attribution {
  font-size: 1rem;
  text-align: center;
  background-color: var(--green-300);
}
.attribution a {
  color: hsl(228, 45%, 44%);
}
.modal-container {
  position: relative;
  width: 100%;
  height: 100vh;
  top: 5%;
}
.modal-triangle {
  position: absolute;
  top: 10%;
  transform: translate(-100%, -50%);
  left: 95%;
  border-left: 5rem solid transparent;
  border-right: 5rem solid var(--white);
  border-bottom: 5rem solid transparent;
  border-top: 5rem solid transparent;
  display: inline-block;
}
.modal {
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  position: absolute;
  width: 90%;
  height: 60vh;
  min-height: 20rem;
  background-color: var(--white);
  display: flex;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 500;
}
.closed {
  display: none;
}
.ul-mobile {
  display: flex;
  list-style: none;
  flex-direction: column;
  align-items: center;
  justify-content: space-evenly;
  gap: 1.5rem;
}
.main-nav-link-mobile:link,
.main-nav-link-mobile:visited {
  color: var(--grey-600);
  text-decoration: none;
  transition: all 0.5s;
  padding: 1.5rem 2.5rem;
  cursor: pointer;
  font-size: 200%;
}
.contact-mobile:link,
.contact-mobile:visited {
  padding: 1.5rem 2.5rem;
  background-color: var(--yellow-500);
  color: var(--grey-950);
  border-radius: 6rem;
  text-transform: uppercase;
  font-family: "Fraunces", sans-serif;
  font-weight: 600;
  font-size: 200%;
  transition: all 0.5s;
}
.main-nav-link-mobile:hover {
  background-color: var(--red-300);
  border-radius: 6rem;
}
.contact-mobile:hover {
  color: var(--white);
}
.main-nav-link-mobile:active {
  box-shadow: inset 0rem 0rem 0.5rem var(--grey-950);
  transition: all 0.5s;
}

.arrow-container {
  position: fixed;
  top: 5%;
  left: 50%;
  transform: translateX(-50%);
  display: none;
}

.scroll-to-top-arrow:link,
.scroll-to-top-arrow:visited {
  cursor: pointer;

  text-decoration: none;
  rotate: 180deg;
  padding: 1rem;
  background-color: var(--grey-400);
  display: flex;
  justify-content: center;
  align-items: center;
  border-radius: 1.5rem;
  transition: all 0.3s;
}
.arrow-icon-to-top {
  width: 1.5rem;
}
.scroll-to-top-arrow:hover {
  transform: scale(1.2);
  transform: translateY(10%);
}
.scroll-to-top-arrow:active {
  box-shadow: inset 0rem 0rem 0.5rem var(--grey-950);
  transition: all 0.3s;
  transform: scale(1);
  transform: translateY(20%);
}

/* The designs were created to the following widths:

- Mobile: 375px
- Desktop: 1440px 
Your users should be able to:

- View the optimal layout for the site depending on their device's screen size
- See hover states for all interactive elements on the page*/