section .body-content {
    display: flex;
    justify-content: space-between;
    margin-top: 80px;
    padding-bottom: 100px;
    border-bottom: 1px solid black;
    margin-bottom: 140px;
}
section form {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
section form input {
    padding: 7px;
    background-color: #e9e9e9;
    border: none;
    margin-bottom: 15px;
    height: 30px;
    padding-left: 20px;
}
section form input.project {
    padding-bottom: 50px;
}
section form textarea {
    resize: none;
    height: 100px;
    padding: 10px 20px;
    border: none;
    background-color: #e9e9e9;
    font-family: SFProDisplay;
    font-size: 14px;
}
section .right-block {
    width: 25%;
}
section .left-block {
    width: 70%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}
section .brief-btn {
    width: 100%;
}

/*hover*/

/**/
section #brief-input {
    display: none;
}

section .left-block .content-header {
    display: flex;
    justify-content: space-between;
}
section .contacts-item a {
    color: #2e2e2e;
    text-decoration: none;
    display: block;
}
section .contacts-item a:last-child {
    margin-top: 3px;
}
section p {
    margin: 5px 0;
}
section .socials a {
    padding-right: 8px;
}
section .content-img {
    position: relative;
    display: flex;
    width: 100%;
    height: 60%;
}
section .content-img img {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
}
section form .add-file {
    padding: 0;
    background-color: #fff;
    width: 0.1px;
    height: 0.1px;
    opacity: 0;
    overflow: hidden;
    position: absolute;
    z-index: -1;
}
section form .add-file-label {
    margin-top: 15px;
    cursor: pointer;
    font-size: 14px;
}

section .temp-location {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: #fff;
    opacity: 0.9;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    background-color: #2e2e2e;
}

@media screen and (min-width: 991.98px) and (max-width: 1291.98px) {
    section,
    header,
    footer {
        padding: 0 calc(50vw - 480px);
    }

    /* header */
    .nav ul li a {
        font-size: 14px;
        line-height: 125%;
    }

    .logo {
        width: 250px;
        height: 28px;
    }

    /* section */
    section h2 {
        font-size: 30px;
        line-height: 100%;
    }
    section .body-content {
        display: flex;
        justify-content: space-between;
        margin-top: 40px;
        padding-bottom: 100px;
        border-bottom: 1px solid black;
        margin-bottom: 50px;
    }
    section form {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section form input {
        padding: 7px;
        background-color: #e9e9e9;
        border: none;
        margin-bottom: 15px;
        height: 30px;
        padding-left: 20px;
    }
    section form input.project {
        padding-bottom: 50px;
    }
    section form textarea {
        resize: none;
        height: 100px;
        padding: 10px 20px;
        border: none;
        background-color: #e9e9e9;
        font-family: SFProDisplay;
        font-size: 14px;
    }
    section .right-block {
        width: 35%;
    }
    section .left-block {
        width: 60%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section .brief-btn {
        width: 100%;
    }
    section #brief-input {
        display: none;
    }
    section .left-block .content-header {
        display: flex;
        justify-content: space-between;
    }
    section .contacts-item a {
        color: #2e2e2e;
        text-decoration: none;
        display: block;
        font-size: 14px;
        line-height: 125%;
    }
    section .contacts-item a:last-child {
        margin-top: 3px;
    }
    section p {
        margin: 5px 0;
    }
    section .socials a {
        padding-right: 8px;
    }
    section .content-img {
        position: relative;
        display: flex;
        width: 100%;
        height: 60%;
    }
    section .content-img img {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    section form .add-file {
        padding: 0;
        background-color: #fff;
        width: 0.1px;
        height: 0.1px;
        opacity: 0;
        overflow: hidden;
        position: absolute;
        z-index: -1;
    }
    section form .add-file-label {
        margin-top: 15px;
        cursor: pointer;
        font-size: 14px;
    }
    section .temp-location {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        color: #fff;
        opacity: 0.9;
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        z-index: 9999;
        background-color: #2e2e2e;
    }

    /* section */
    section h2 {
        font-size: 24px;
        line-height: 100%;
    }
    section .body-content {
        display: flex;
        justify-content: space-between;
        margin-top: 40px;
        padding-bottom: 90px;
        border-bottom: 1px solid black;
        margin-bottom: 50px;
        flex-wrap: wrap;
    }
    section form {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section form input {
        padding: 7px;
        background-color: #e9e9e9;
        border: none;
        margin-bottom: 15px;
        height: 30px;
        padding-left: 20px;
    }
    section form input.project {
        padding-bottom: 50px;
    }
    section form textarea {
        resize: none;
        height: 80px;
        padding: 10px 20px;
        border: none;
        background-color: #e9e9e9;
        font-family: SFProDisplay;
        font-size: 14px;
    }
    section form {
        position: relative;
    }

    section form input {
        position: relative;
        margin-bottom: 20px;
        max-width: 230px;
    }

    section form input:nth-child(3) {
        top: -128px;
        left: 245px;
    }

    section form input:nth-child(4) {
        top: -128px;
        left: 245px;
    }
    section form textarea {
        position: relative;
        top: -255px;
        left: 490px;
        min-height: 85px;
    }

    section form label:nth-child(7) {
        position: relative;
        top: -234px;
        left: 345px;
    }

    section form label:nth-child(8) {
        position: relative;
        top: -278px;
        left: 490px;
        font-size: 14px;
        line-height: 100%;
        padding: 15px 0;
    }

    .arrow {
        display: flex;
        position: relative;
        justify-content: flex-end;
        align-items: center;
    }
    .arrow::before {
        content: "";
        transition: all 0.5s;
        position: absolute;
        width: 35px;
        height: 20%;
        background-color: #000;
    }
    .arrow::after {
        content: "";
        transform: rotate(-45deg);
        transition: all 0.5s;
        border: solid #000;
        border-width: 0 2px 2px 0;
        display: flex;
        padding: 3px;
    }

    section .right-block {
        width: 31.9%;
    }
    section .left-block {
        width: 80%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        margin-bottom: 60px;
    }
    section .brief-btn {
        width: 100%;
    }
    section #brief-input {
        display: none;
    }
    section .left-block .content-header {
        display: flex;
        justify-content: space-between;
    }
    section .contacts-item a {
        color: #2e2e2e;
        text-decoration: none;
        display: block;
        font-size: 14px;
        line-height: 125%;
    }
    section .contacts-item a:last-child {
        margin-top: 3px;
    }
    section p {
        margin: 5px 0;
    }
    section .socials a {
        padding-right: 8px;
    }
    section .content-img {
        position: relative;
        display: flex;
        width: 100%;
        height: 60%;
    }
    section .content-img img {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    section form .add-file {
        padding: 0;
        background-color: #fff;
        width: 0.1px;
        height: 0.1px;
        opacity: 0;
        overflow: hidden;
        position: absolute;
        z-index: -1;
    }
    section form .add-file-label {
        margin-top: 15px;
        cursor: pointer;
        font-size: 14px;
    }
    section .temp-location {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        color: #fff;
        opacity: 0.9;
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        z-index: 9999;
        background-color: #2e2e2e;
    }

    section .content-img {
        position: absolute;
        max-width: 724px;
        max-height: 230px;
        top: 550px;
    }
}

@media screen and (min-width: 479.98px) and (max-width: 767.98px) {
    section,
    header,
    footer {
        padding: 0 calc(50vw - 220px);
    }

    /* header */
    .header_section {
        margin-top: 35px;
        margin-bottom: 30px;
    }

    .logo {
        width: 36.6%;
    }

    .hamburger {
        display: block;
        position: relative;
    }

    .header .nav ul li:last-child {
        position: relative;
        right: 50px;
        bottom: 2px;
    }

    .nav ul {
        justify-content: flex-end;
    }
    .header_section .nav ul li:not(:last-child) {
        display: none;
    }
    .nav ul li a {
        font-size: 14px;
    }

    /* section */
    section h2 {
        font-size: 36px;
        line-height: 100%;
    }
    section .body-content {
        display: flex;
        justify-content: space-between;
        margin-top: 40px;
        padding-bottom: 100px;
        margin-bottom: 50px;
        flex-wrap: wrap;
    }
    section form {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section form input {
        padding: 7px;
        background-color: #e9e9e9;
        border: none;
        margin-bottom: 15px;
        height: 30px;
        padding-left: 20px;
    }
    section form input.project {
        padding-bottom: 50px;
    }
    section form textarea {
        resize: none;
        height: 100px;
        padding: 10px 20px;
        border: none;
        background-color: #e9e9e9;
        font-family: SFProDisplay;
        font-size: 14px;
    }
    section .right-block {
        width: 75%;
        padding-bottom: 150px;
    }
    section .left-block {
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section .brief-btn {
        width: 100%;
    }
    section #brief-input {
        display: none;
    }
    section .left-block .content-header {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }
    section .left-block .content-header .item {
        margin-bottom: 30px;
    }
    section .left-block .content-header .item:nth-child(3) {
        order: 2;
    }
    section .left-block .content-header .item:nth-child(1) {
        order: 1;
        margin-right: 50px;
        width: 300px;
    }
    section .left-block .content-header .item:nth-child(2) {
        order: 3;
    }
    section .contacts-item a {
        color: #2e2e2e;
        text-decoration: none;
        display: block;
        font-size: 14px;
        line-height: 125%;
    }
    section .contacts-item {
        position: relative;
    }
    section .contacts-item a:last-child {
        margin-top: 3px;
        position: absolute;
        left: 125px;
        top: 63px;
    }
    section .right-block h2 {
        font-size: 30px;
        line-height: 100%;
    }
    section p {
        margin: 5px 0;
    }
    section .socials a {
        padding-right: 8px;
    }
    section .content-img {
        position: relative;
        display: flex;
        width: 100%;
        height: 60%;
    }
    section .content-img img {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    section form .add-file {
        padding: 0;
        background-color: #fff;
        width: 0.1px;
        height: 0.1px;
        opacity: 0;
        overflow: hidden;
        position: absolute;
        z-index: -1;
    }
    section form .add-file-label {
        margin-top: 15px;
        cursor: pointer;
        font-size: 14px;
    }
    section .temp-location {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        color: #fff;
        opacity: 0.9;
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        z-index: 9999;
        background-color: #2e2e2e;
    }

    section .content-img {
        position: absolute;
        max-width: 440px;
        max-height: 230px;
        top: 920px;
    }
}

@media screen and (min-width: 319.98px) and (max-width: 479.98px) {
    section,
    header,
    footer {
        padding: 0 calc(50vw - 150px);
    }

    /* header */
    .logo {
        width: 53.7%;
    }

    .header_section {
        margin-top: 35px;
        margin-bottom: 30px;
    }

    .header .nav ul li a {
        display: none;
    }

    .nav ul {
        justify-content: flex-end;
    }
    .header_section .nav ul li:not(:last-child) {
        display: none;
    }
    .nav ul li a {
        font-size: 14px;
    }

    .nav ul li {
        line-height: 14px;
    }

    .hamburger {
        display: block;
        position: relative;
    }

    /* section */
    section h2 {
        font-size: 24px;
        line-height: 100%;
        margin-bottom: 20px;
    }
    section .body-content {
        display: flex;
        justify-content: space-between;
        margin-top: 20px;
        padding-bottom: 100px;
        margin-bottom: 50px;
        flex-wrap: wrap;
        border-top: 1px solid #000000;
        border-bottom: none;
        padding-top: 30px;
    }
    section form {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section form input {
        padding: 7px;
        background-color: #e9e9e9;
        border: none;
        margin-bottom: 15px;
        height: 30px;
        padding-left: 20px;
    }
    section form input.project {
        padding-bottom: 50px;
    }
    section form textarea {
        resize: none;
        height: 100px;
        padding: 10px 20px;
        border: none;
        background-color: #e9e9e9;
        font-family: SFProDisplay;
        font-size: 14px;
    }
    section .right-block {
        width: 100%;
        padding-bottom: 150px;
    }
    section .left-block {
        width: 100%;
        display: flex;
        flex-direction: column;
        justify-content: space-between;
    }
    section .brief-btn {
        width: 100%;
        padding: 15px 0;
    }
    section #brief-input {
        display: none;
    }
    section .left-block .content-header {
        display: flex;
        justify-content: space-between;
        flex-wrap: wrap;
    }
    section .left-block .content-header .item {
        margin-bottom: 20px;
    }
    section .left-block .content-header .item:nth-child(3) {
        order: 2;
    }
    section .left-block .content-header .item:nth-child(1) {
        order: 1;
        margin-right: 50px;
        width: 300px;
    }
    section .left-block .content-header .item:nth-child(2) {
        order: 3;
    }
    section .contacts-item a {
        color: #2e2e2e;
        text-decoration: none;
        display: block;
        font-size: 14px;
        line-height: 125%;
    }
    section .contacts-item {
        position: relative;
    }
    section .contacts-item a:last-child {
        margin-top: 3px;
        position: absolute;
        left: 125px;
        top: 38px;
    }
    section .right-block h2 {
        font-size: 24px;
        line-height: 100%;
    }
    section p {
        margin: 5px 0;
    }
    section .socials a {
        padding-right: 8px;
    }
    section .content-img {
        position: relative;
        display: flex;
        width: 100%;
        height: 60%;
    }
    section .content-img img {
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 100%;
    }
    section form .add-file {
        padding: 0;
        background-color: #fff;
        width: 0.1px;
        height: 0.1px;
        opacity: 0;
        overflow: hidden;
        position: absolute;
        z-index: -1;
    }
    section form .add-file-label {
        margin-top: 15px;
        cursor: pointer;
        font-size: 14px;
    }
    section .temp-location {
        display: flex;
        justify-content: center;
        align-items: center;
        flex-direction: column;
        color: #fff;
        opacity: 0.9;
        position: absolute;
        left: 0;
        bottom: 0;
        width: 100%;
        height: 100%;
        z-index: 9999;
        background-color: #2e2e2e;
    }

    section .content-img {
        position: absolute;
        max-width: 290px;
        max-height: 230px;
        top: 960px;
    }

    section .temp-location {
        text-align: center;
    }
}