body {
  padding: 0;
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen,
    Ubuntu, Cantarell, "Open Sans", "Helvetica Neue", sans-serif;
}
h1,
h2,
h3 {
  margin: 0;
}
header {
  padding-top: 40px;
  padding-bottom: 335px;
  background: url(../img/bgc.jpg) no-repeat;
}
.container {
  margin: 0 auto;
  width: 1110px;
}

.menu {
  float: right;
}

.menu_item {
  text-decoration: none;
  margin: 0 0 0 40px;
  color: #fff;
  font-size: 16px;
}
.line {
  border: 1px solid #a1a1a1;
  margin-top: 60px;
}

.offer {
  text-align: center;
  margin-top: 219px;
}

.offer-subtittle {
  color: #fff;
}

.offer-tittle {
  margin-bottom: 50px;
  text-align: center;
  font-size: 48px;
  font-weight: 800;
  color: #fff;
}

.offer-btn,
.item__btn {
  width: 200px;
  height: 45px;
  background-color: #4985ff;
  font-size: 16px;
  color: #fff;
  border-radius: 30px;
  border: none;
}

h2 {
  font-size: 36px;
  margin-top: 80px;
  text-align: center;
  color: #323232;
  font-weight: bold;
}
.sec {
  display: block;
  margin: 0 auto;
  width: 789px;
  text-align: center;
}
.sec p {
  color: #999999;
}
.items {
  display: flex;
}
.item {
  display: flex;
  margin-right: 50px;
  margin-top: 50px;
  margin-bottom: 55px;
}
.item img {
  margin-right: 17px;
}
h3 {
  margin-top: 50px;
}
.item p {
  color: #999;
  font-size: 14px;
  width: 200px;
}

.item-btn {
  text-align: center;
  margin-bottom: 105px;
}

.section-projects {
  background-color: #f6f6f8;
  padding-top: 51px;
}

.block {
  display: flex;
}
.blocks {
  margin-right: 121px;
  margin-top: 55px;
}

.block-tittle {
  width: 489px;
  font-size: 36px;
  margin: 0;
  margin-bottom: 30px;
  font-weight: bold;
}

.block-subtittle {
  width: 489px;
  font-size: 16px;
  color: #999999;
}

.desktop {
  border-radius: 30px;
  margin-bottom: 90px;
}

.line {
  border: 1px solid #e0e0e0;
  margin-bottom: 70px;
}

.projects {
  display: flex;
}

.block-projects {
  margin-right: 100px;
  margin: 0px auto 70px;
}

.block-projects img {
  margin-right: 10px;
}

.block-projects h4 {
  display: inline;
  font-size: 36px;
  font-weight: normal;
}

.block-projects p {
  margin: 0;
  font-size: 16px;
  color: #999999;
}