:root {
  --primary: #4d5ae5;
  --dark: #2e2f42;
  --light: #f4f4fd;
  --accent: #e7e9fc;
  --pressed: #404bbf;
  --text: #434455;
  --white: #ffffff;
  --global-padding: 156px;
  --font-size-default: 16px;
  --font-weight-medium: 500;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--text);
  background-color: var(--white);
  font-family: "Roboto", sans-serif;
  font-size: var(--font-size-default);
  line-height: 1.5;
  letter-spacing: 0.02em;
}

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

a {
  color: var(--white);
  text-decoration: none;
}

header {
  background-color: var(--accent);
  justify-content: space-between;
}

header a {
  color: var(--dark);
}

footer {
  background-color: var(--dark);
  color: var(--light);
}

ul {
  margin: 0;
}

li {
  list-style-type: none;
}

address {
  font-style: normal;
}

address ul li {
  margin-left: 40px;
}

.main_navigation ul {
  margin-left: 76px;
}

.main_navigation ul li {
  margin-right: 40px;
}

.main_navigation ul a {
  font-weight: var(--font-weight-medium);
}

.nav_link {
  color: var(--dark);
}

.contact_link {
  color: var(--text);
}

.nav_link:active,
.nav_link:focus,
.contact_link:active,
.contact_link:focus {
  color: var(--pressed);
}

address ul a:hover,
.main_navigation ul a:hover {
  color: var(--pressed);
}

.logo {
  color: var(--primary);
  font-family: "Raleway", sans-serif;
  font-weight: 700;
  font-size: 18px;
  line-height: 1.17;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.logo .dark {
  color: var(--dark);
}

.logo .light {
  color: var(--light);
}

.hero {
  background-color: var(--dark);
  text-align: center;
  min-height: 600px;
}

.hero_heading {
  color: var(--white);
  font-size: 56px;
  letter-spacing: 0.02em;
  line-height: 1.07;
  margin-bottom: 48px;
  max-width: 500px;
}

.primary_button {
  background-color: var(--primary);
  border: none;
  color: var(--white);
  font-weight: var(--font-weight-medium);
  line-height: 1.5;
  letter-spacing: 0.04em;
}

.primary_button:hover,
.primary_button:focus,
.primary_button:active {
  background-color: var(--pressed);
  cursor: pointer;
}

.section_header {
  color: var(--dark);
  font-size: 36px;
  line-height: 1.11;
  letter-spacing: 0.02em;
  margin-bottom: 72px;
  text-align: center;
  text-transform: capitalize;
}

.block_header {
  color: var(--dark);
  font-size: 20px;
  font-weight: var(--font-weight-medium);
  line-height: 1.2;
  margin-bottom: 8px;
  letter-spacing: 0.02em;
}

.principles li {
  max-width: 264px;
}

.team {
  background-color: var(--light);
}

.team li {
  background-color: var(--white);
  text-align: center;
}

.team img {
  margin-bottom: 32px;
}

.portfolio div {
  border: 1px solid var(--accent);
  border-top: none;
}

.portfolio li:first-child div {
  margin-bottom: 48px;
}

footer p {
  margin-top: var(--font-size-default);
  max-width: 264px;
}