body {
  margin: 0;
  font-family: "Open Sans", sans-serif;

  font-size: 15px;
  color: #212121;
  line-height: 1.6;
}

*,
*:before,
*:after {
  box-sizing: border-box;
}
h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0;
}
/* ===========Container =======*/
.container {
  width: 100%;
  max-width: 1200px;
  padding: 0 15px;
  margin: 0 auto;
}

/*============= Header============ */
.header {
  width: 100%;

  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 10px 0;

  background-color: #fff;
}

.header__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.header__logo {
  font-size: 25px;
  font-weight: 700;
  color: #212121;
}

/* ===============Nav ============*/
nav {
  font-weight: 600;
  font-size: 20px;
}
.nav__link {
  color: #212121;
  text-decoration: none;
  display: inline-block;
  vertical-align: top;
  margin: 15px;
  position: relative;

  transition: color 0.1s linear;
}
.nav__link:hover {
  color: #000;
}
.menu__burger-icon {
  display: block;
  width: 35px;
  margin-left: 15px;
}
.menu__burger {
  display: none;
}

/*=========== Intro =================*/
.intro {
  width: 100%;
  height: 100vh;
  min-height: 820px;
  position: relative;

  background: url("images/bkg1.jpg") center no-repeat;
  background-size: cover;

  display: flex;
  flex-direction: column;
  justify-content: center;
}
.intro__inner {
  width: 100%;
  max-width: 880px;
  margin: 0 auto;

  text-align: center;
}
.intro__title {
  font-size: 60px;
  font-weight: 600;
  margin-top: 180px;
  margin-bottom: 35px;

  line-height: 1;
  color: #fff;
}
.intro__suptitle {
  font-size: 22px;
  font-weight: 400;

  color: #fff;
  margin-bottom: 110px;
}

/*=========== Button ============*/
.btn {
  display: flex;
  justify-content: center;
  align-items: center;
}
.intro__btn {
  width: 230px;

  display: inline-block;
  vertical-align: top;

  padding: 20px 35px;
  margin-right: 26px;

  border: 3px solid #00897b;
  color: #fff;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;
  background-color: #00897b;

  text-decoration: none;

  transition: background 0.1s linear;
}

.intro__btn:hover {
  background-color: #fff;
  color: #212121;
  border: 3px solid #fff;
}

/*=========== Стрелочка =========  */

.intro__arrow {
  margin-top: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
}
.section__buck {
  width: 30px;
  height: 29px;
  border-top: 6px solid #fff;
  border-right: 6px solid #fff;
}
.arrow {
  transform: rotate(-225deg);
}

/*============= Section ==============*/
.section {
  padding-top: 125px;
}

.section__header {
  width: 100%;
  max-width: 630px;
  margin: 0 auto 50px;

  text-align: center;
}
.section__title {
  font-size: 30;
  font-weight: 700;
  margin-bottom: 35px;
}
.section__text {
  font-size: 15px;
  font-weight: 600;
}

/* Features ========================= Features */
.features__inner {
  display: flex;
  margin: 125px 0;
}
.features__item {
  width: 33.3333%; /* 33% из 100% занимает кажный блок */
  padding: 0 60px;
  margin: 25px 0;

  text-align: center; /* Все в блоке по центру */
}
.features__icon {
  margin-bottom: 40px;
}
.features__title {
  margin-bottom: 20px;

  font-size: 20px;
  font-weight: 700;
}
.features__text {
  font-size: 15px;
  line-height: 1.5;
}

/* Services ========================= Services */

.section__services {
  background-color: #e4fdf9;
  padding-top: 150px;
  padding-bottom: 120px;
}

.services__inner {
  display: flex;
}
.services__item {
  width: 33.3333%;
  margin-right: 30px;
  margin-bottom: 30px;
  padding: 0 60px;

  background-color: #fff;

  text-align: center;
}

.services__item:last-child {
  margin-right: 0;
}

.services__item1:last-child {
  margin-right: 0;
}

.services__icon {
  margin-top: 60px;
  margin-bottom: 40px;

  width: 56px;
  height: 62px;
}
.services__title {
  margin-bottom: 20px;

  font-size: 20px;
  font-weight: 700;
}
.services__text {
  margin-bottom: 45px;

  font-size: 15px;
  line-height: 1.5;
}
.btn__services {
  width: 150px;

  display: inline-block;
  vertical-align: top;

  margin-bottom: 50px;
  padding: 10px;

  border: 2px solid #212121;
  color: #212121;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;

  text-decoration: none;

  transition: background 0.1s linear;
}
.services__item:hover {
  background-color: #00897b;
  color: #fff;
  box-shadow: 0px 4px 18px rgba(0, 0, 0, 0.1);
}
.services__item:hover .btn__services {
  color: #fff;
  border: 2px solid #fff;
}
.services__item:hover #smartphone_copy {
  fill: #fff;
}
.btn__services:hover {
  background: #01695f;
  color: #212121;
}

/* Works ========================= Works */
.works {
  padding-top: 125px;
}
.works__btns {
  display: flex;
  justify-content: center;
  align-items: center;

  margin: 115px 0;
}
.works__btn__item {
  width: 195px;

  display: inline-block;
  vertical-align: top;

  padding: 10px 0;
  margin-right: 26px;

  border: 2px solid #00897b;
  color: #212121;
  text-transform: uppercase;
  font-size: 17px;
  font-weight: 600;

  text-decoration: none;

  transition: background 0.1s linear;
}
.works__btn__min {
  width: 110px;
}
.works__btn__item:hover {
  background-color: #00897b;
  color: #fff;
}
/* ========== cards works ============== */

.works__card {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}
.works__item {
  margin: 0 15px;
  margin-bottom: 30px;
}
.works__inner {
  position: relative;
}
.works__inner:hover .works__img__content {
  opacity: 1;
  background: rgba(0, 0, 0, 0.5);
}
img {
  transition: opacity 0.1s linear;
}
.works__img__content {
  padding-top: 150px;

  width: 370px;
  height: 370px;

  color: #fff;
  text-align: center;
  opacity: 0;

  position: absolute;
  top: 49%;
  left: 0;
  transform: translate3d(0, -50%, 0);
  transition: opacity 0.1s linear;
}
.works__title {
  font-size: 20px;
  font-weight: 700;
}
.works__suptitle {
  font-size: 15px;
  font-weight: 700;
}

/* works__btn__bottom */
.works__btn__bottom {
  width: 230px;

  display: inline-block;
  vertical-align: top;

  padding: 20px 35px;

  background-color: #00897b;
  border: 2px solid #00897b;
  color: #fff;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;
  text-align: center;

  transition: background 0.1s linear;
  transition: border 0.1s linear;
}
.works__btn__bottom:hover {
  border: 2px solid #00897b;
  color: #00897b;
  background-color: #fff;
}

/* ========== Pricing Plans ============== */
.pricing {
  padding-top: 130px;
  background-color: #f0f1f1;
}
.pricing__inner {
  display: flex;
  justify-content: space-between;
  margin: 0 -15px;
}
.pricing__item {
  width: 33.33333%;
  margin: 0 15px;
  margin-top: 130px;
  margin-bottom: 125px;

  text-align: center;

  background-color: #fff;
}
.pricing__item:hover {
  box-shadow: 0px 4px 18px rgba(0, 0, 0, 0.1);
  cursor: pointer;
}
.pricing__header {
  color: #fff;
}
.pricing__header {
  color: #fff;

  background: #3949ab;
  position: relative;
  z-index: 1;

  padding-top: 45px;
}

.pricing__header:after {
  background: inherit;
  bottom: 0;
  content: "";
  display: block;
  height: 50%;
  left: 0;
  position: absolute;
  right: 0;
  transform: skewY(-5deg);
  transform-origin: 100%;
  z-index: -1;
}
.pricing__title {
  font-size: 25px;
  font-weight: 400;
}
.pricing__price {
  margin-bottom: 35px;

  font-size: 50px;
  font-weight: 400;
}
sup,
sub {
  font-size: 17px;
}
.pricing__content {
  padding-top: 45px;

  display: flex;
  flex-direction: column;
  align-items: center;
}
.pricing__content__item {
  width: 170px;

  font-size: 17px;
  font-weight: 300;

  padding-bottom: 13px;
  margin-bottom: 35px;

  border-bottom: 1px solid #bfbfbf;
}
.pricing__button {
  margin: 65px 0;
}
.pricing__btn {
  width: 230px;
  padding: 20px 35px;

  border: 2px solid #000;
  color: #212121;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;

  text-decoration: none;

  transition: background 0.1s linear;
  border: background 0.1s linear;
}
.pricing__btn:hover {
  background-color: #00897b;
  border: 2px solid #00897b;

  color: #fff;
}

/* ========== TEAM ============== */

.team {
  padding-top: 130px;
}

.team__inner {
  display: flex;
  flex-wrap: wrap;
  margin: 0 -15px;
}
.team__item {
  width: 33.3333%;
  padding: 0 15px;
  margin-bottom: 30px;

  text-align: center;
}
.team__photo {
  display: block;
  max-width: 100%;

  margin-bottom: 20px;
}
.team__name {
  margin-bottom: 8px;

  font-size: 20px;
  font-weight: 600;
}
.team__prof {
  margin-bottom: 15px;
  font-size: 15;
}

/* Social ========================= Social */
.social {
  display: flex;
  justify-content: center;
}
.social__item {
  display: flex;
  justify-content: center; /* Выровнено с помощью FLEX по горизонтали. */
  align-items: center; /* Выровнено с помощью FLEX по вертикали. */

  width: 50px;
  height: 50px;
  margin-right: 30px;

  background-color: #fff;
  border-radius: 10px;

  transition: background 0.1s linear;
}

.social__item:hover {
  background-color: #3949ab;
}
.social__item:hover .social__icon {
  fill: #fff;
}

.social__icon {
  display: block;
  height: 30px;

  fill: #00897b;

  transition: fill 0.1s linear;
}

.points {
  display: flex;
  justify-content: center;

  margin-top: 130px;
  margin-bottom: 125px;
}
.points__blue {
  width: 15px;
  height: 15px;
  margin-right: 6px;

  border-radius: 50px;
  background-color: #3949ab;
}
.points__green {
  width: 15px;
  height: 15px;
  margin-right: 6px;

  border-radius: 50px;
  background-color: #00897b;
}

/* Blog ========================= Blog */
.blog {
  padding: 125px 0;

  background-color: #e4fdf9;
}
.blog__inner {
  margin-top: 130px;
}
.blog__item {
  display: flex;
}
.blog__img {
  margin-right: 30px;
  margin-bottom: -6px;
}
.blog__content {
  width: 100%;
  margin-top: 62px;
}
.blog__title {
  margin-bottom: 25px;

  font-size: 25px;
  font-weight: 700;
  color: #212121;
}
.blog__title:hover {
  color: #00897b;
  cursor: pointer;
}
.blog__info {
  display: flex;
  margin-bottom: 20px;
  cursor: pointer;
}
.blog__data {
  display: flex;
  margin-right: 40px;
}
.blog__directionText {
  font-size: 17px;
  font-weight: 700;
}
.blog__direction {
  display: flex;
}
.blog__icon {
  margin-right: 14px;
}
.blog__text {
  max-width: 470px;
  font-size: 15px;
  font-weight: 400;
}
.blog__invers {
  flex-direction: row-reverse;
}
.blog__inversImg {
  margin-right: 0;
}

.blog__button {
  margin-top: 125px;
  text-align: center;
}
.blog__btn {
  width: 230px;
  padding: 20px 52px;

  border: 2px solid #00897b;
  background-color: #00897b;
  color: #fff;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 700;

  text-decoration: none;

  transition: background 0.1s linear;
  border: background 0.1s linear;
}
.blog__btn:hover {
  background-color: #fff;
  border: 2px solid #212121;

  color: #212121;
}

/* Blog ========================= Blog */
.contact {
  padding-top: 125px;
  padding-bottom: 110px;

  width: 100%;
  height: 100vh;
  min-height: 1256px;

  background: url("images/bkg2.jpg") center no-repeat;
  background-size: cover;
}
.section__color {
  color: #fff;
}
.contact__inner {
  display: flex;
  margin-top: 100px;
}
.contact__item {
  width: 33.3333%;
  display: flex;
  flex-direction: column;
  align-items: center;

  text-align: center;
}

.contact__info {
  color: #fff;
  font-weight: 700;
  font-size: 20px;
}
p {
  margin: 0;
}

/* contact__icon ========================= contact__icon */
.contact__icon {
  display: flex;
  justify-content: center;
  align-items: center;

  width: 107px;
  height: 107px;

  background-color: #3949ab;
  border-radius: 50%;
  margin-bottom: 40px;

  cursor: pointer;
  transition: background 0.1s linear;
}

.contact__icon:hover {
  background-color: #00897b;
}
.contact__icon:hover .contact__map {
  fill: #fff;
}
.contact__map {
  display: block;
  height: 63px;

  fill: #fff;

  transition: fill 0.1s linear;
}

/* Формы ========================= Формы */
.form {
  margin: 70px 40px;
}
.form__name__email {
  display: flex;
  margin-right: -30px;
}
.form__item {
  width: 50%;
  margin-right: 30px;
}
.form__inpun {
  width: 100%;
  height: 85px;

  margin-bottom: 30px;

  border-radius: 10px;
}
.form__message {
  width: 100%;
  height: 325px;

  border-radius: 10px;
}
input {
  color: #212121;
  font-family: "Open Sans", sans-serif;
  font-size: 20px;
  font-weight: 600;

  padding: 30px 20px;
  border: 0;
}
input::-webkit-input-placeholder {
  color: #212121;
  opacity: 0.5;
  font-family: "Open Sans", sans-serif;
  font-size: 20px;
  font-weight: 600;
}
textarea {
  color: #212121;
  font-family: "Open Sans", sans-serif;
  font-size: 20px;
  font-weight: 600;

  padding: 30px 20px;
  border: 0;
}
textarea::-webkit-input-placeholder {
  color: #212121;
  opacity: 0.5;
  font-family: "Open Sans", sans-serif;
  font-size: 20px;
  font-weight: 600;
}
.contact__button {
  display: flex;
  justify-content: flex-end;
  margin-top: 30px;
}

.contact__btn {
  padding: 15px 85px;
  border-radius: 10px;

  background-color: #fff;
  color: #212121;
  text-transform: uppercase;
  font-size: 20px;
  font-weight: 600;
  text-decoration: none;

  transition: background 0.1s linear;
}
.contact__btn:hover {
  color: #fff;
  background-color: #00897b;
}

.author {
  font-family: "Open Sans", sans-serif;
  font-size: 20px;
  font-weight: 600;

  text-align: center;
  margin: 20px 0;
}

/* ======================================================================================================= */
/* ===================================== Адаптив ========================================================= */
/* ======================================================================================================= */

@media (max-width: 1200px) {
  .works__card {
    justify-content: center;
  }
}
@media (max-width: 920px) {
  .nav {
    display: none;
  }
  .menu__burger {
    display: block;
  }
  .intro__title {
    font-size: 50px;
  }
  .intro__suptitle {
    font-size: 18px;
  }
  .intro__btn {
    padding: 10px;
    font-size: 16px;
    margin: 0 15px;
  }
  .features__item {
    padding: 0 15px;
  }
  .services__inner {
    display: block;
  }
  .services__item {
    width: 300px;
    margin: 15px auto;
  }
  .services__item:last-child {
    margin-right: auto;
  }
  .services__icon {
    margin-top: 30px;
    margin-bottom: 20px;
  }
  .services__title {
    margin-bottom: 10px;
  }
  .services__text {
    margin-bottom: 30px;
  }
  .btn__services {
    margin-bottom: 30px;
  }
  .pricing__inner {
    display: block;
    padding-bottom: 30px;
  }
  .pricing__item {
    width: 400px;
    margin: 30px auto;
    padding-bottom: 1px;
  }
  .social__item {
    margin-right: 0;
  }
  .social__icon {
    height: 20px;
  }
  .team__inner {
    display: block;
  }
  .team__item {
    width: 300px;
    margin: 0 auto;
    margin-bottom: 30px;
  }
  .blog__inner {
    margin-top: 0;
  }
  .blog__content {
    margin-top: 20px;
    margin-bottom: 40px;
  }
  .blog__item {
    display: block;
    width: 100%;
  }
  .blog__img {
    margin-right: 0;
  }
  .blog__img img {
    width: 100%;
  }
  .contact__icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
  }
  .contact__map {
    width: 30px;
  }
  .contact {
    padding-top: 50px;
  }
  .section__title {
    margin-bottom: 10px;
  }
  .contact__inner {
    margin-top: 50px;
  }
  .contact__info {
    font-size: 16px;
  }
  .form__name__email {
    display: block;
    margin-right: 0;
  }
  .form__item {
    width: 100%;
  }
  .form__inpun {
    height: 50px;
  }
  .form__message {
    height: 200px;
  }
}

@media (max-width: 620px) {
  .features__inner {
    display: block;
  }
  .features__item {
    width: 100%;
    margin-bottom: 40px;
  }
  .features__icon {
    margin-bottom: 10px;
  }
  .works__btns {
    flex-direction: column;
  }
  .works__btn__min {
    width: 195px;
  }
  .works__btn__item {
    margin-right: 0;
    margin-bottom: 15px;
  }
  .contact__icon {
    width: 40px;
    height: 40px;
  }
  .contact__map {
    height: 20px;
  }
  .blog {
    padding: 70px 0;
  }
  .contact {
    padding-bottom: 40px;
    min-height: 1180px;
  }
  .points{
    margin-top: 40px;
    margin-bottom: 40px;
  }
  .team{
    padding-top: 40px;
  }
  .pricing{
    padding-top: 60px;
  }
  .works__btns {
    margin: 50px 0;
  }
  .works{
    padding-top: 40px;
  }
  .section__services{
    padding-top: 40px;
    padding-bottom: 40px;
  }
  .features__inner{
    margin: 60px 0;
  }
  .section{
    padding-top: 40px;
  }
  .intro__arrow{
    margin-top: 60px;
  }
  .intro__suptitle{
    margin-bottom: 40px;
  }
  .author{
    font-size: 16px;
    margin: 10px 0;
  }
}
@media (max-width: 520px) {
  .btn {
    display: block;
  }
  .intro__btn {
    margin-top: 15px;
  }
  .intro__title {
    font-size: 40px;
    margin-top: 0;
  }
  .pricing__item {
    width: 300px;
  }
  .contact__inner {
    display: block;
  }
  .contact__item {
    width: 300px;
    margin: 0 auto;
    margin-bottom: 20px;
  }
  .form {
    margin: 0;
  }
  .works__img__content {
    width: 100%;
  }
  .works__title {
    width: 100%;
  }
  .works__suptitle {
    width: 100%;
  }
  .works__img img {
    width: 100%;
  }
}