body,
h1,
h2,
p,
ul {
    margin: 0;
}

.header {
    background-image: url(../images/banner.png);
    padding-bottom: 284px;
    background-repeat: no-repeat;
    background-size: cover;
    position: relative;
    z-index: 1;
}

.header::before {
    content: "";
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    opacity: 0.4;
    position: absolute;
    left: 0;
    top: 0;
    z-index: -1;
}

.top-bar {
    display: flex;
    justify-content: space-between;
    max-width: 1360px;
    height: 70px;
    margin: 0 auto;
    padding: 0 40px;
}

.logotype {
    display: flex;
}

.logotype>img {
    width: 40px;
    height: 35px;
    margin: auto 0;
}

.logotype>a {
    font-family: "OpenSansRegular";
    color: #28A745;
    font-size: 35px;
    text-decoration: none;
    margin: auto 0 auto 10px;
}

.logotype>a>span {
    color: #FFFFFF;
    margin-left: 10px;
}

.top-menu {
    margin: auto 0;
}

.top-menu>ul {
    display: flex;
    padding: 0;
}

.top-menu>ul>li {
    list-style-type: none;
    margin: 0 16px;
}

.top-menu>ul>li>a {
    font-family: "OpenSansRegular";
    color: #FFFFFF;
    font-size: 18px;
    text-decoration: none;
}

.top-menu>ul>li>a:hover {
    text-decoration: underline;
}

.header>h1 {
    font-family: "OpenSansLight";
    font-size: 55px;
    color: #E9E9E9;
    font-weight: lighter;
    text-align: center;
    margin: 204px 0 23px 0;
}

.header>p {
    font-family: "OpenSansLight";
    font-size: 22px;
    color: #E9E9E9;
    text-align: center;
}

.main-btn {
    display: block;
    font-family: "OpenSansRegular";
    font-size: 18px;
    color: #FFFFFF;
    background-color: #28A745;
    width: 165px;
    height: 48px;
    border-radius: 5px;
    border: none;
    cursor: pointer;
    margin: 34px auto 0 auto;
}

.link-icon {
    background-color: #F4F4F4;
}

.link-icon>div {
    max-width: 1360px;
    display: flex;
    justify-content: space-between;
    margin: 0 auto;
    padding: 40px 76px 26px 76px;
}

.link-icon_card {
    width: 30%;
}

.link-icon_card>div {
    width: 67px;
    height: 67px;
    border-radius: 33.5px;
    background-position: center;
    background-repeat: no-repeat;
    margin: 0 auto;
}

.link-icon_img1 {
    background: #28A745;
    background-image: url(../images/link-icon1.png);
}

.link-icon_img2 {
    background: #28A745;
    background-image: url(../images/link-icon2.png);
}

.link-icon_img3 {
    background: #28A745;
    background-image: url(../images/link-icon3.png);
}

.link-icon_card>a {
    display: block;
    font-family: "OpenSansRegular";
    font-size: 20px;
    color: #333333;
    line-height: 32.9px;
    font-weight: 400;
    text-decoration: none;
    text-align: center;
    margin: 24px 0;
}

.link-icon_card>p {
    font-family: "OpenSansRegular";
    font-size: 18px;
    color: #333333;
    line-height: 28.2px;
    font-weight: 400;
    text-align: center;
}

.we-provide {
    display: flex;
}

.we-provide_img {
    width: 50%;
    background-image: url(../images/we-provide_img.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    opacity: 0.8;
}

.we-provide_card {
    box-sizing: border-box;
    width: 50%;
    background: #28A745;
    padding: 80px 76px 80px 30px;
}

.we-provide_entry {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 20px;
    line-height: 33px;
    color: #FFFFFF;
}

.we-provide_card>h2 {
    font-family: "OpenSansLight";
    font-weight: 300;
    font-size: 38px;
    line-height: 48px;
    color: #FFFFFF;
    margin: 10px 0 30px 0;
}

.we-provide_text {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #FFFFFF;
}

.we-provide_card>button {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #FFFFFF;
    width: 167px;
    height: 50px;
    border: 1px solid #FFFFFF;
    border-radius: 5px;
    box-sizing: border-box;
    background-color: #28A745;
    margin-top: 17px;
    cursor: pointer;
}

.business-case_entry {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 20px;
    line-height: 33px;
    text-align: center;
    color: #333333;
    margin: 40px 0 10px 0;
}

.business-case>h2 {
    font-family: "OpenSansLight";
    font-weight: 300;
    font-size: 38px;
    line-height: 48px;
    text-align: center;
    color: #333333;
}

.business-case_text {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    text-align: center;
    color: #333333;
    margin: 20px 0 20px 0;
}

.business-case_wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1360px;
    margin: 0 auto;
}

.business-case_wrap>img {
    width: 24%;
    margin: 4px;
}

.blog-post {
    display: flex;
    margin-top: 44px;
}

.blog-post_card {
    background: #0284D0;
    box-sizing: border-box;
    width: 50%;
    padding: 100px 76px 127px 30px;
}

.blog-post_entry {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 20px;
    line-height: 33px;
    color: #FFFFFF;
}

.blog-post_card>h2 {
    font-family: "OpenSansLight";
    font-weight: 300;
    font-size: 38px;
    line-height: 48px;
    color: #FFFFFF;
    margin: 10px 0 20px 0;
}

.blog-post_text {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #FFFFFF;
}

.blog-post_card>button {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #FFFFFF;
    width: 167px;
    height: 50px;
    border: 1px solid #FFFFFF;
    border-radius: 5px;
    box-sizing: border-box;
    background-color: #0284D0;
    margin-top: 17px;
    cursor: pointer;
}

.blog-post_img {
    width: 50%;
    background-image: url(../images/blog-post_img.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.our-team {
    margin-top: 40px;
}

.our-team_entry {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 20px;
    line-height: 33px;
    text-align: center;
    color: #333333;
}

.our-team>h2 {
    font-family: "OpenSansLight";
    font-weight: 300;
    font-size: 38px;
    line-height: 48px;
    text-align: center;
    color: #333333;
    margin: 20px 0 24px 0;
}

.our-team_text {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    text-align: center;
    color: #333333;
    margin-bottom: 44px;
}

.our-team_wrap {
    display: flex;
    justify-content: space-around;
    max-width: 1360px;
    margin: auto;
}

.our-team_wrap>section {
    width: 30.88%;
}

.our-team_wrap>section:hover {
    width: 31%;
}

.our-team_wrap>section>div {
    display: flex;
    position: relative;
}

.our-team_wrap>section>div:hover {
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url(.jpg);
    box-shadow: 2px 2px 12px 2px rgba(0, 0, 0, 0.4);
}

.our-team_wrap>section>div>img {
    position: relative;
    width: 100%;
    z-index: -1;
}

.our-team_social-menu {
    position: absolute;
    list-style-type: none;
    padding: 0;
    display: flex;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -2;
}

.our-team_wrap>section>div:hover .our-team_social-menu {
    z-index: 1;
}

.our-team_social-menu>li>a {
    margin: 0 8px;
}

.our-team_social-menu>li>a>img {
    width: 40px;
    height: 40px;
}

.our-team_name {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 25px;
    line-height: 32px;
    text-align: center;
    color: #333333;
    margin-top: 20px;
}

.our-team_job {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    text-align: center;
    color: #333333;
    margin-top: 10px;
}

.callback {
    display: flex;
    background: #F4F4F4;
    margin-top: 40px;
}

.callback_img {
    width: 50%;
    background-image: url(../images/callback-img.jpg);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
}

.callback_card {
    width: 50%;
    padding: 92px 30px 74px 30px;
    box-sizing: border-box;
}

.callback_card>h2 {
    font-family: "OpenSansLight";
    font-weight: 300;
    font-size: 38px;
    line-height: 48px;
    color: #333333;

}

.callback_form {
    display: flex;
    flex-wrap: wrap;
    box-sizing: border-box;
    max-width: 620px;
}

.callback_form>input {
    width: 100%;

    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    color: #808080;

    background: #FFFFFF;
    border: 1px solid #F5F5F5;
    border-radius: 0px;

    margin-top: 40px;
}

.callback_form>button {
    width: 100%;

    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 25px;
    text-align: center;
    color: #FFFFFF;

    background: #28A745;
    border-radius: 5px;
    border: none;
    height: 42px;

    margin-top: 60px;

    cursor: pointer;
}

.footer {
    background: #333333;
    border-radius: 0px;
    padding: 20px 0;
}

.footer_social-menu {
    list-style-type: none;
    padding: 0;
    display: flex;
    justify-content: center;
}

.footer_social-menu>li>a {
    margin: 0 8px;
}

.footer_social-menu>li>a>img {
    width: 40px;
    height: 40px;
}

.footer>p {
    font-family: "OpenSansRegular";
    font-weight: 400;
    font-size: 18px;
    line-height: 28px;
    text-align: center;
    color: #FFFFFF;
    margin-top: 10px;
}

@font-face {
    font-family: "OpenSansRegular";
    src: url(../fonts/OpenSansRegular.ttf);
}

@font-face {
    font-family: "OpenSansLight";
    src: url(../fonts/OpenSansLight.ttf);
}

@media (min-width: 641px) and (max-width: 1200px) {
    .top-bar {
        justify-content: center;
        flex-wrap: wrap;
    }

    .logotype {
        margin: 10px 0;
    }

    .top-menu {
        margin-left: 30px;
    }

    .link-icon>div {
        padding: 40px;
    }

    .we-provide_card {
        padding: 40px 30px;
    }

    .blog-post_card {
        padding: 40px 30px;
    }

    .callback_card {
        padding: 70px 30px;
    }

    .our-team_social-menu>li>a>img {
        width: 30px;
        height: 30px;
    }
}

@media (max-width: 640px) {
    .header {
        padding-bottom: 88px;
    }

    .top-bar {
        justify-content: center;
        flex-wrap: wrap;
    }

    .logotype {
        margin: 14px 0;
    }

    .logotype>img {
        width: 35px;
        height: 30px;
    }

    .logotype>a {
        font-size: 25px;
    }

    .top-menu>ul>li {
        margin: 0 6px;
    }

    .top-menu>ul>li>a {
        font-size: 16px;
    }

    .header>h1 {
        font-size: 48px;
        margin: 80px 10px 23px 10px;
    }

    .link-icon>div {
        padding: 20px;
    }

    .link-icon>div {
        flex-wrap: wrap;
        justify-content: center;
    }

    .link-icon_card {
        width: 90%;
        margin-bottom: 20px;
    }

    .we-provide {
        flex-wrap: wrap;
    }

    .we-provide_img {
        width: 100%;
        padding-bottom: 75%;
    }

    .we-provide_card {
        padding: 40px 30px;
        width: 100%;
    }

    .business-case_wrap>img {
        width: 90%;
    }

    .blog-post_img {
        width: 100%;
        padding-bottom: 75%;
    }

    .blog-post_card {
        padding: 40px 30px;
        width: 100%;
    }

    .blog-post {
        flex-wrap: wrap-reverse;
    }

    .callback_card {
        padding: 70px 30px;
    }

    .our-team_social-menu>li>a>img {
        width: 30px;
        height: 30px;
    }

    .our-team_wrap {
        flex-wrap: wrap;
    }

    .our-team_wrap>section {
        width: 90%;
        margin: 0 auto;
    }

    .our-team_wrap>section:hover {
        width: 91%;
    }

    .our-team_social-menu>li>a>img {
        width: 40px;
        height: 40px;
    }

    .callback {
        flex-wrap: wrap;
    }

    .callback_img {
        width: 100%;
        padding-bottom: 75%;
    }

    .callback_card {
        width: 100%;
        padding: 50px 30px;
    }

    .footer {
        padding: 10px 0;
    }

    .footer>p {
        font-size: 16px;
    }
}