:root {
  --gradient: linear-gradient(135deg, #fad7a1 0%, #e96d71 100%);
  --primary-color: #42e2b8;
  --black-color: #0f0a0a;
  --font: "Oxygen", sans-serif;
}

body {
  margin: 0;
  padding: 0;
  font-family: var(--font);
  background: var(--gradient);
}

header,
#presentation,
main,
footer {
  max-width: 1140px;
}

header {
  margin: 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

button {
  display: block;
  padding: 13px 24px;
  width: max-content;
  border: 2px solid var(--black-color);
  border-radius: 90px;
  box-shadow: -4px 4px 14px var(--black-color);
  font-size: 14px;
  line-height: 22.64px;
  letter-spacing: 1.25px;
  text-align: center;
  text-transform: uppercase;
}

main {
  margin: 16px;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
}

h2 {
  font-size: 59px;
  font-weight: bold;
  line-height: 95.46px;
  letter-spacing: -0.5px;
}

h3 {
  font-size: 48px;
  font-weight: bold;
  line-height: 77.66px;
}

h5 {
  font-size: 24px;
  font-weight: bold;
  line-height: 38.83px;
}

h4 {
  font-size: 34px;
  font-weight: bold;
  line-height: 55px;
}

p {
  font-size: 16px;
  font-weight: 400;
  line-height: 25.89px;
  letter-spacing: 0.5px;
}

input,
textarea {
  width: 90%;
  display: block;
  padding: 12px 16px;
  margin: 8px 0px;
  border: 1px solid #858c94;
  border-radius: 8px;
}

label {
  margin-left: 16px;
}

label > span {
  font-size: 16px;
  color: red;
}

footer {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
}

footer > div {
  margin-bottom: 24px;
}

#presentation {
  margin: 16px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

#pre-proyect {
  margin: 40px 0px;
  text-align: center;
}

#pre-proyect > p {
  font-size: 24px;
  line-height: 38.83px;
}

#contact {
  margin: 80px 0px;
}

#contact h4 {
  text-align: center;
}

.nav-item {
  margin: 0px 40px;
  color: var(--black-color);
  font-size: 14px;
  font-weight: bold;
  line-height: 22.65px;
  letter-spacing: 1.25px;
  text-decoration: none;
  opacity: 0.5;
}

.hidden {
  display: none;
}

.primary {
  background: var(--primary-color);
}

.transparent {
  background: transparent;
}

.social-item {
  display: inline-block;
  inline-size: 44px;
  block-size: 44px;
  line-height: 44px;
  margin-right: 10px;
  background-color: var(--primary-color);
  border-radius: 4px;
  border: 2px solid var(--black-color);
  text-align: center;
}

.social-item img {
  vertical-align: middle;
}

.git-icon {
  margin: 0px 8px;
  vertical-align: middle;
}

.proyect {
  margin: 40px 0px;
}

.proyect > div {
  margin: 40px 0px;
}

.proyect-info {
  display: flex;
  flex-direction: column;
}

.col-rev {
  flex-direction: column-reverse;
}

.proyect-title-bg {
  width: min-content;
  padding: 4px 8px;
  background: var(--black-color);
  box-shadow: -4px 4px 0px white;
}

.proyect-title {
  font-size: 24px;
  color: var(--primary-color);
}

.proyect-buttons {
  display: flex;
  flex-direction: column-reverse;
}

.large-button {
  margin: 16px auto;
  width: 100%;
  max-width: 328px;
  font-weight: bold;
}

.proyect-img {
  margin: 16px 0px;
  display: block;
}

.comment {
  max-width: 1132px;
  max-height: 493px;
  padding: 24px;
  margin: 40px;
  background-color: rgba(255, 255, 255, 0.2);
  backdrop-filter: blur(39.7657px);
  border: 3px rgba(255, 255, 255, 0.2);
  border-style: outset none none outset;
  border-radius: 24px;
  text-align: center;
}

.comment h4 {
  text-align: left;
  font-size: 16px;
  line-height: 26px;
}

.comment h5 {
  padding-top: 24px;
  opacity: 0.5;
  text-align: left;
  font-weight: normal;
  font-size: 12px;
  line-height: 19.5px;
}

@media screen and (min-width: 768px) {
  body > * {
    margin: auto;
  }

  header {
    margin: 30px auto;
  }

  main {
    margin: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  input,
  textarea {
    width: 90%;
  }

  footer {
    flex-direction: row;
    justify-content: space-around;
  }

  footer p {
    display: inline-block;
  }

  footer .social-items {
    order: 3;
  }

  .hidden {
    display: inline-block;
  }

  #presentation {
    margin: auto;
    display: flex;
    flex-direction: row-reverse;
    justify-content: center;
    align-items: center;
  }

  #presentation-img {
    width: 80%;
  }

  #presentation-img > img {
    width: 100%;
    max-height: 610px;
  }

  #pre-proyect {
    margin: 200px auto;
  }

  #contact {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  #marvol-img {
    margin: auto;
    margin-right: 17px;
    width: 500px;
  }

  #netnet-img {
    margin: auto;
    margin-left: 150px;
    width: 302px;
  }

  #contact {
    width: 100%;
  }

  #contact > * {
    width: 50%;
  }

  #contact div {
    text-align: center;
  }

  .proyect > div {
    margin: 80px auto;
  }

  .proyect-info {
    flex-direction: row;
  }

  .proyect-info > div {
    margin: auto;
    width: 50%;
  }

  .proyect-img {
    width: 100%;
  }

  .comment {
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
  }

  .comment > img {
    width: 80px;
    margin-bottom: 20px;
  }

  .comment h4 {
    text-align: left;
    font-size: 30px;
    line-height: 30px;
  }

  .comment h5 {
    text-align: left;
    font-size: 20px;
    line-height: 25px;
  }

  .proyect-title {
    font-size: 34px;
    line-height: 55px;
  }

  .proyect-info-data {
    max-width: 449px;
  }
}