html {
    font-size: 100%;
    overflow-x: hidden;
}

.container  {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 0.9375rem;
}

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

ul {
    list-style-type: none;
}

.lang {
    color: #ffffff;
    font-weight: 700;
}

.lang__img {
    width: 1.5625rem;
    height: 1.5625rem;
    object-fit: cover;
}

.body {
    font-family: 'Roboto', sans-serif;
    position: relative;
}

.center {
    text-align: center;
}

.header {
    position: absolute;
    width: 100%;
    padding: 1.875rem 0;
}

.header__content {
    display: flex;
    justify-content: flex-end;
}

.section-banner {
    background-image: linear-gradient(0deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.3)), url('../img/banner-1.jpg');
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    height: 86vh;
    padding: 6.25rem 0;
    color: #ffffff;
}

.section-banner .container {
    height: 100%;
}

.banner__content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    height: 100%;
}

.banner__title {
    font-size: 3rem;
    font-weight: 400;
    line-height: 3rem;
    text-transform: uppercase;
}

.banner__title + .banner__subtitle {
    padding: 1.5625rem 0 0 0;
}

.banner__subtitle {
    font-size: 1rem;
    line-height: 1rem;
    padding-bottom: 1.5625rem;
}

.subtitle-yellow {
    text-transform: uppercase;
    color: #f4cb08;
}

.line {
    display: block;
    height: 0.125rem;
    width: 6.125rem;
    background-color: #f4cb08;
    margin: 1.5625rem 0;
}

.banner__text {
    font-size: 1rem;
    line-height: 1rem;
    max-width: 26.75rem;
    padding-bottom: 1.5625rem;
}

.banner__btn-wrap {
    display: flex;
    gap: 1.5625rem;
}

.btn {
    font-size: 0.875rem;
    font-weight: 700;
    line-height: 1rem;
    padding: 0.625rem 1.875rem;
    text-transform: uppercase;
    border: 0.125rem solid #ffffff;
    border-radius: 0.25rem;
    transition: all 0.5s;
}

.btn:hover {
    background-color: #ffffff;
    color: #111111;
}

.btn-yellow {
    border: none;
    background-color: #f4cb08;
    color: #ffffff;
}

.btn-yellow:hover {
    background-color: #dcb707;
    color: #ffffff;
}

.section-about .section__content {
    max-width: 36.875rem;
    margin: 0 auto;
    text-align: center;
}

.section-about .line {
    margin: 1.5625rem auto;
}

.section__title {
    font-size: 2.25rem;
    font-weight: 900;
    line-height: 2.25rem;
    text-transform: uppercase;
}

.section__title + p {
    padding-top: 3.125rem;
}

.section__subtitle {
    font-size: 1.5rem;
    line-height: 1.5rem;
    font-weight: 700;
}

.section {
    padding: 5rem 0;
}

p {
    font-size: 0.875rem;
    font-weight: 400;
    line-height: 1.125rem;
    text-align: center;
}

p + .section__title {
    padding-top: 3.125rem;
}

.section__title-wrap {
    padding: 3.125rem 0;
}

p + p {
    padding-top: 1.25rem;
}

.section-projects {
    background-color: #2c2c2c;
    padding-bottom: 0;
}

.section-projects .section__subtitle {
    padding-bottom: 1.5625rem;
}

.section-projects .section__title {
    color: #ffffff;
}

.section-projects .line {
    margin: 1.5625rem auto;
}

.section-projects p {
    max-width: 38.875rem;
    margin: 0 auto;
    color: #ffffff;
    padding-bottom: 1.5625rem;
}

.projects {
    display: grid;
    padding-top: 1.5625rem;
    gap: 4px;
}

.project__item {
    display: flex;
    justify-content: center;
    align-items: center;
    height: auto;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
}

.project__title {
    font-size: 1rem;
    line-height: 1.3125rem;
    font-weight: 700;
    color: #ffffff;
    text-align: center;
    text-transform: uppercase;
}

.footer {
    background-color: #2c2c2c;
    color: #ffffff;
    padding: 3.125rem 0;
}

.logo {
    font-size: 1.125rem;
    line-height: 1.75rem;
    font-weight: 700;
    color: #f4cb08;
}

.footer__title {
    font-size: 2.25rem;
    line-height: 2.25rem;
    font-weight: 700;
    padding-top: 1.5625rem;
}

.footer__contacts {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 1.5625rem;
    padding-top: 1.5625rem;
}

.contact__title {
    color: #f4cb08;
    font-size: 1rem;
    line-height: 1rem;
    font-weight: 400;
}

.footer .line {
    margin: 1.5625rem auto;
}

.contact {
    display: block;
    font-size: 0.875rem;
    line-height: 1.3125rem;
    font-weight: 400;
    padding-top: 0.625rem;
}

.section-map {
    padding: 0;
    position: relative;
    /* height: 100vh; */
}

.section-map__wrap {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.section-map__img {
    display: block;
    width: 100%;
    height: 100%;
}

.img__coal {
    background-image: linear-gradient(0deg, rgb(203 203 203 / 70%), rgb(92 92 92 / 70%)), url(../img/img-coal.png);;
}

/* .img__map {
    background-image: url('../img/map.jpg');
    width: 100%;
    height: 100%;
    min-height: 40.625rem;
} */

.img__coal-railway {
    background-image: linear-gradient(0deg, rgb(92 92 92 / 70%), rgb(203 203 203 / 70%) ), url('../img/img-coal-railway.png');
}

.characteristics__wrap {
    display: flex;
    gap: 3.125rem;
    justify-content: space-between;
    align-items: center;
}

.characteristics {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5625rem 3.125rem;
    padding: 3.125rem 0;
}

.characteristic__item {
    font-size: 1.125rem;
    line-height: 1.125rem;
    font-weight: 700;
    text-align: center;
}

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

.footer__wrap {
    flex: 0 0 30%;
    text-align: center;
}

.footer__wrap-map {
    flex: 0 0 70%;
}

.footer__map iframe {
    width: 100%;
    height: 100%;
    min-height: 28.125rem;
}

@media (max-width: 1700px) {
    /* .section-map {
        height: 54vh;
    } */

    .section-map__img {
        background-size: 100% 100%;
    }
}

@media (max-width: 980px) {
    html {
        font-size: 62.5%;
    }

    .projects {
        grid-template-columns: repeat(2, 1fr);
    }

    .project__item {
        height: 17.5rem;
    }

    .project__item:nth-child(7) {
        grid-column-start: 1;
        grid-column-end: 3;
    }

    .footer__content {
        flex-direction: column;
        gap: 3.125rem;
    }

    .footer__wrap {
        width: 100%;
        flex: 0 0 100%;
    }

    .footer__wrap-map {
        flex: 0 0 100%;
    }
}

@media(min-width: 980px) {
    .projects {
        grid-template-columns: repeat(3, 1fr);
        grid-template-rows: repeat(2, 280px);
    }
    /*.projects {
        grid-template-columns: repeat(4, 1fr);
        grid-template-rows: repeat(3, 280px);
    }*/

    /*.project__item:nth-child(1) {
        grid-area: 1 / 1 / 3 / 2;
    }
    
    .project__item:nth-child(2) {
        grid-column-start: 3;
        grid-column-end: 4;
        grid-row-start: 2;
        grid-row-end: 4;
    }
    
    .project__item:nth-child(3) {
        grid-column-start: 2;
        grid-column-end: 3;
        grid-row-start: 2;
        grid-row-end: 2;
    }
    
    .project__item:nth-child(4) {
        grid-column-start: 4;
        grid-column-end: 4;
        grid-row-start: 1;
        grid-row-end: 3;
    }
    
    .project__item:nth-child(5) {
        grid-column-start: 2;
        grid-column-end: 4;
        grid-row-start: 1;
        grid-row-end: 2;
    }
    
    .project__item:nth-child(6) {
        grid-column-start: 1;
        grid-column-end: 3;
        grid-row-start: 3;
        grid-row-end: 3;
    }
    
    .project__item:nth-child(7) {
        grid-column-start: 4;
        grid-column-end: 4;
        grid-row-start: 3;
        grid-row-end: 3;
    }*/
}

@media (max-width: 687px) {
    .projects {
        grid-template-columns: 1fr;
    }

    .project__item:nth-child(7) {
        grid-column-start: 1;
        grid-column-end: 2;
    }

    /* .section-map {
        height: 37vh;
    } */
}

@media (max-width: 480px) {
    /* .section-map {
        height: 26vh;
    } */
}