html,
body {
    height: 100%;
    font-family: Arial, Helvetica, sans-serif;
    box-sizing: border-box;
}

body {
    margin: 0;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    width: 100%;
    box-sizing: border-box;
}

ul {
    margin: 0;
    padding: 0;
    list-style: none;
}

h2, h3, h5, p {
    margin: 0;
}

a {
    text-decoration: none;
    font-size: 16px;
}

header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 15px;
}

header a {
    display: inline-block;
    color: #777;
}

header nav a:not(:last-child) {
    margin-right: 20px;
}

header nav a:hover {
    color: #0b57e3;
}

.contacts {
    background: -webkit-linear-gradient( 0deg, rgb(30,79,216) 0%, rgb(2,40,144) 100%);
    padding: 19px 28px;
    color: #fff;
    border-radius: 30px;
    display: inline-block;
 }

.contacts:hover {
    filter: brightness(1.1);
}

.logo {
    width: 260px;
}

.logo img {
    width: 100%;
    display: block;
}

.main-section {
    background: url("./img/main-bg.png") center no-repeat;
    min-height: 760px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.main-section-header h2 {
    font-size: 54px;
    color: #fff;
    max-width: 730px;
    margin-bottom: 20px;
}

.main-section-header p {
    color: #ffffffd1;
    line-height: 25px;
    margin-bottom: 15px;
    max-width: 750px;
}

.about-company {
    padding: 150px 0;
    position: relative;
    overflow: hidden;
}

.about-company::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    width: 368px;
    height: 100%;
    background: url("./img/ab-ani-01.png") 0 0 no-repeat;
    background-size: cover;
}

.about-company::after {
    content: '';
    position: absolute;
    right: 0;
    bottom: -142px;
    width: 227px;
    height: 100%;
    background: url("./img/ab-ani-02.png") 0 0 no-repeat;
    background-size: cover;
}

.about-company-wrapper {
    display: flex;
}

.about-company-wrapper p,
.about-company-wrapper h2 {
    width: 50%;
    position: relative;
    z-index: 23;
}

.about-company-wrapper h2 {
    font-size: 42px;
    max-width: 540px;
    margin-right: 30px;
}

.about-company-wrapper h2 span {
    color: #0b57e3;
    font-size: 33px;
}

.about-company-wrapper p {
    color: #777;
    font-size: 15px;
    line-height: 26px;
    margin-bottom: 20px;
}

.services {
    background: #f6faff;
    padding: 100px 0;
}

.services-list {
    display: flex;
    justify-content: space-between;
}

.services-title {
    text-align: center;
    margin-bottom: 50px;
}

.services-title h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.services-title p {
    color: #777;
    max-width: 555px;
    line-height: 26px;
    margin: 0 auto;
}

.services-item {
    padding: 20px;
    background: #fff;
    max-width: 350px;
    box-sizing: border-box;
}

.services-item h3 {
    font-size: 24px;
    margin-bottom: 15px;
}

.services-item p {
    font-size: 15px;
    line-height: 22px;
    color: #777;
}

footer {
    background: -webkit-linear-gradient( 0deg, rgb(30,79,216) 0%, rgb(2,40,144) 100%);
    padding: 40px 15px;
}

.footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

footer p {
    color: #fff;
}

footer img {
    width: 227px;
    display: block;
}

.services-item-image-wrapper {
    margin-bottom: 30px;
    position: relative;
}

.services-item-image-wrapper::before {
    content: '';
    position: absolute;
    background-repeat: no-repeat;
    background-size: contain;
    background-position: center;
    width: 100px;
    height: 105px;
    right: 0;
}

.services-item-image-wrapper-1::before {
    background-image: url(./img/designing_1_pseudo.svg);
}

.services-item-image-wrapper-2::before {
    background-image: url(./img/shaping_1_pseudo.svg);
    background-size: 104px;
}

.services-item-image-wrapper-3::before {
    background-image: url(./img/building_1_pseudo.svg);
}

.services-item-image {
    background: #0b57e3;
    width: 100px;
    height: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}

.services-item-image img {
    width: 42px;
    display: block;
}

@media (min-width: 1920px) {
    .main-section {
        background-size: cover;
        background-position: top;
    }
}

@media (max-width: 560px) {
    .services-list .services-item {
        width: 100%;
        padding: 0;
    }
}