:root {
  --primary-font: "Playfair Display", serif;
  --secondary-font: "Poppins", serif;
  --background-color: #f9fbfc;
  --primary-color: #a0dbdb;
}

body {
  background-color: var(--background-color);
}

.logo {
  max-height: 40px;
}

.hero {
  text-align: center;
  padding: 130px 0;
  border: var(--primary-color) 10px solid;
}

nav {
  padding: 20px 0;
}

nav ul {
  margin: 0;
  padding: 0;
}

nav li {
  display: inline;
  line-height: 42px;
  padding-left: 20px;
}

nav a {
  text-decoration: none;
  color: black;
  font-family: var(--secondary-font);
  transition: all 100ms ease-in-out;
}

nav a:hover,
nav .active {
  color: var(--primary-color);
}

h1,
h3 {
  font-family: var(--primary-font);
}

h1 {
  font-size: 80px;
}

.hero h2 {
  font-family: var(--secondary-font);
  font-weight: 500;
}

h3 {
  font-size: 24px;
}

.btn-branding {
  font-family: var(--secondary-font);
  background: var(--primary-color);
  border-radius: 4px;
  color: var(--background-color);
  font-size: 18px;
  line-height: 27px;
  padding: 15px 30px;
}

.btn-branding:hover {
  background: var(--primary-color);
  color: black;
}

.text-column {
  padding: 0 60px 120px;
}

p {
  font-family: var(--secondary-font);
  font-weight: 500;
  font-style: normal;
  font-size: 18px;
  line-height: 1.7;
}

h2,
footer .work-contact h2 {
  font-family: var(--primary-font);
  font-size: 45px;
  line-height: 1.5;
}

.btn-app {
  font-family: var(--secondary-font);
  background: var(--background-color);
  border-radius: 4px;
  color: var(--primary-color);
  border-color: var(--primary-color);
  font-size: 18px;
  line-height: 27px;
  padding: 15px 30px;
}

.btn-app:hover {
  border-color: var(--primary-color);
}

.section-container {
  padding: 160px 20px;
}

.section-container h1 {
  font-size: 64px;
  line-height: 1.2;
}

.section-container h2 {
  font-size: 20px;
  font-family: var(--secondary-font);
  font-weight: 600;
  line-height: 3;
}

.section-container h3 {
  font-family: var(--secondary-font);
  line-height: 1.5;
}

.section-container p {
  font-size: 16px;
}

footer .work-contact {
  border: var(--primary-color) 10px solid;
}

footer .contact-button {
  margin-top: 29px;
}

footer .mail-link a {
  text-decoration: none;
  color: black;
  font-family: var(--secondary-font);
  font-size: 30px;
  line-height: 1.5;
  transition: all 100ms ease-in-out;
}

footer .mail-link a:hover {
  color: var(--primary-color);
}

footer .social-links a {
  padding: 0 30px;
  font-size: 20px;
  color: black;
  transition: all 100ms ease-in-out;
}

footer .social-links a:hover {
  color: var(--primary-color);
}

@media (max-width: 992px) {
  .hero {
    padding: 60px 0;
  }

  .hero h1 {
    font-size: 45px;
  }

  .hero h2,
  h3 {
    font-size: 23px;
  }

  .text-column {
    text-align: center;
    padding: 0 50px;
  }

  h2 {
    font-size: 30px;
    line-height: 1.5;
  }

  p {
    font-size: 16px;
  }

  .section-container {
    text-align: center;
    padding: 60px 0;
  }

  .section-container h1 {
    font-size: 45px;
    line-height: 1.3;
  }

  .section-container h2 {
    font-size: 18px;
    font-weight: 500;
    line-height: 1.5;
    padding: 15px 0;
  }

  .cv-button {
    margin-top: 20px;
  }

  footer .mail-link a {
    font-size: 25px;
  }
}