:root {
  --blue: #2196f3;
  --black: #212121;
  --white: #ffffff;
  --grey: #757575;
  --primary-background: #2f303a;
  --primary-font: 'Roboto', sans-serif;
  --secondary-font: 'Raleway', sans-serif;
  --cursor: pointer;
  --font-style: normal;
  --font-weight: 400;
}
* {
  margin: 0;
  padding: 0;
}

html {
  box-sizing: border-box;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

ul {
  list-style: none;
}

a {
  text-decoration: none;
  color: inherit;
}

/* stilizare pentru body*/
body {
  font-family: var(--primary-font);
  font-size: 14px;
  color: var(--black);
}

/*stilizare pentru header section*/
.header-section {
  font-weight: 500;
  font-size: 14px;
  line-height: 16.41px;
  color: var(--primary-background);
  width: 100%;
}
.header-section .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid #ececec;
}
.logo {
  font-weight: 700;
  font-size: 26px;
  line-height: 30.52px;
  color: var(--black);
  text-decoration: none;
  display: flex;
  margin-top: 24px;
  margin-bottom: 25px;
  margin-right: 93px;
}
.header-section span {
  color: var(--blue);
}

.nav-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--black);
  line-height: 16.41px;
  text-decoration: none;
}
.header-section__nav ul {
  display: flex;
  gap: 50px;
  margin-top: 32px;
  margin-bottom: 32px;
}
.nav-link:hover,
.nav-link:focus {
  color: var(--blue);
  text-decoration: underline;
}
.header-section__mail {
  color: var(--grey);
  padding-left: 385px;
  padding-right: 40px;
}
.header-section__tel {
  color: var(--grey);
}
.header-section__mail:hover,
.header-section__mail:focus {
  color: var(--blue);
  text-decoration: underline;
}
.header-section__tel:hover,
.header-section__tel:focus {
  color: var(--blue);
  text-decoration: underline;
}

/*stilizare pentru hero section*/
.hero-section .container {
  font-weight: 900;
  font-size: 44px;
  line-height: 60px;
  color: var(--white);
  background-color: var(--primary-background);
  flex-direction: column;
  align-items: center;
  display: flex;
  text-align: center;
  width: 100%;
}
.hero-section__title {
  padding-top: 200px;
  padding-bottom: 30px;
}
.hero-section__btn {
  font-size: 16px;
  font-weight: 700;
  font-family: var(--primary-font);
  line-height: 30px;
  color: var(--white);
  background-color: var(--blue);
  padding: 10px 19px 10px 20px;
  border-radius: 4px;
  border-color: var(--blue);
  margin-top: 40px;
  margin-bottom: 210px;
}
/*stilizare pentru about section*/
.about-section .container {
  padding-top: 94px;
  padding-bottom: 94px;
  display: flex;
  gap: 30px;
}
.about-section__title {
  font-weight: 700;
  font-size: 14px;
  line-height: 16.41px;
  color: var(--black);
  padding-bottom: 10px;
}
.about-section__text {
  font-size: 14px;
  font-weight: 400;
  line-height: 24px;
  color: var(--grey);
}

/*stilizare pentru what we do section*/
.we-do-section .container {
  padding-bottom: 94px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.we-do-section__title {
  font-weight: 700;
  font-size: 36px;
  line-height: 42.19px;
  text-transform: uppercase;
  padding-bottom: 50px;
}
.we-do__images {
  display: flex;
  gap: 30px;
}
.we-do__image {
  width: 370px;
  height: 294px;
}
/*stilizare pentru our team section*/
.our-team-section .container {
  display: flex;
  padding-bottom: 94px;
  flex-direction: column;
  background-color: #f5f4fa;
  width: 100%;
}
.our-team__title {
  font-size: 36px;
  font-weight: 700;
  line-height: 42px;
  text-align: center;
  padding-top: 94px;
  padding-bottom: 50px;
}
.our-team__members {
  display: flex;
  gap: 30px;
  justify-content: center;
}
.our-team__img {
  width: 270px;
  height: 260px;
}
.our-team__name {
  font-weight: 500;
  font-size: 16px;
  line-height: 18.75px;
  text-align: center;
  color: var(--black);
  padding-top: 30px;
  padding-bottom: 10px;
}
.our-team__text {
  font-size: 16px;
  line-height: 18.75px;
  text-align: center;
  color: var(--grey);
  padding-bottom: 30px;
}

/*stilizare pentru cards section*/
.cards-section .container {
  padding-top: 94px;
  padding-bottom: 94px;
  display: flex;
  flex-direction: column;
}
.cards-btn__list {
  list-style: none;
  cursor: pointer;
  display: flex;
  justify-content: center;
  text-align: center;
  padding-bottom: 50px;
  gap: 8px;
}
.cards-btn__item {
  font-family: inherit;
  font-size: 16px;
  line-height: 26px;
  font-weight: 500;
  border: none;
  border-radius: 4px 0px 0px 0px;
  padding: 6px 22px 6px 22px;
}

.cards-btn__item:hover,
.cards-btn__item:focus {
  background-color: var(--blue);
  color: var(--white);
}

.cards__images {
  display: flex;
  flex-wrap: wrap;
  gap: 30px;
  border-bottom: 1px solid #eeeeee;
}

.cards__title {
  font-weight: 700;
  font-size: 18px;
  line-height: 36px;
  color: var(--black);
  padding-top: 20px;
  padding-bottom: 4px;
  padding-left: 24px;
}

.cards__subtitle {
  font-size: 16px;
  line-height: 30px;
  color: var(--grey);
  padding-bottom: 20px;
  padding-left: 24px;
}

/*stilizare pentru footer section*/
.footer-section {
  font-size: 14px;
  line-height: 16px;
  background-color: var(--primary-background);
  color: var(--white);
}

.footer-section .container {
  list-style: none;
  display: flex;
  flex-direction: column;
  padding-bottom: 60px;
}
.logo-footer {
  text-decoration: none;
  font-size: 26px;
  font-weight: 700;
  color: var(--white);
  padding-top: 60px;
  padding-bottom: 28px;
}
.span-logo {
  color: var(--blue);
}
.footer-section__contact {
  font-size: 14px;
  font-family: inherit;
  line-height: 16px;
  color: var(--white);
  text-decoration: none;
  padding-top: 12px;
}

.footer-section__contact:hover,
.footer-section__contact:focus {
  color: var(--blue);
  text-decoration: underline;
}

.container {
  width: 1200px;
  display: flex;
  margin-right: auto;
  margin-left: auto;
}