* {
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-family: 'Sofia', cursive;
    font-family: 'Sofia Pro Regular';
    margin: 0;
    padding: 0;
}

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1080;
}

.container {
    max-width: 1140px;
    width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

.header-logo {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    padding: 50px 32px 40px 50px;
    background-color: rgba(255, 255, 255, 1);
}

.header-menu {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    max-width: 364px;
    width: 100%;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    margin-top: -7px;
}

.menu-item {
    list-style: none;
}

.menu-item a {
    padding: 20px 0;
    margin-top: -20px;
    -webkit-transition: .12s;
    transition: .12s;
}

.menu-item a:hover {
    border-top: 2px solid #f9d10d;
}

.active {
    border-top: 2px solid #f9d10d;
}

.menu-link {
    text-decoration: none;
    color: #111518;
    font-family: "Sofia Pro m";
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.98px;
}

.nav-btn {
    width: 35px;
    height: 35px;
    border: none;
    background: none;
    cursor: pointer;
    outline: none;
    display: none;
    padding: 5px;
    border: 2px solid #60e3a1;
    border-radius: 3px;
}

.nav-btn img {
    width: 100%;
}

/* main */

.main-text {
    max-width: 854px;
    color: #111518;
    font-family: "Sofia Pro sb";
    font-size: 70px;
    font-weight: 400;
    line-height: 72px;
    margin-left: 61px;
    padding-bottom: 84px;
}

.main-bg {
    background: grey url(../img/bg.png) no-repeat center;
    background-size: cover;
    height: 470px;
}

.to-top {
    height: 183px;
}

/* features */
.features {
    padding-top: 110px;
}

.cards {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
    justify-content: space-around;
    margin-left: 25px;
}

.card-icon {
    margin-bottom: 10px;
    max-height: 37px;
    height: 100%;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}

.card-title {
    margin-bottom: 24px;
    color: #101417;
    font-family: "Sofia Pro b";
    font-size: 36px;
    font-weight: 700;
}

.card-discr li {
    max-width: 268px;
    color: #101417;
    font-family: "Sofia Pro r";
    font-size: 16px;
    list-style-position: inside;
    margin-bottom: 15px;
}

/* feedback */
.feedback {
    background-color: #1d1e25;
    padding-top: 140px;
    padding-bottom: 145px;
}

.comments {
    height: 94px;
}

.flex-block {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -ms-flex-pack: distribute;
    justify-content: space-around;
}

.feedback-title {
    max-width: 234px;
    color: #ffffff;
    font-family: "Sofia Pro r";
    font-size: 55px;
    font-weight: 700;
    line-height: 50px;
    position: relative;
}

.feedback-title::after {
    content: '';
    position: absolute;
    bottom: -43px;
    left: 0;
    display: block;
    width: 70px;
    height: 5px;
    background: url(../img/shape.png) no-repeat center;
}

.feedback-form {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    max-width: 612px;
    margin-right: -57px;
    width: 100%;
}

.feedback-form .input-title {
    max-width: 592px;
    width: 100%;
    height: 55px;
    border-radius: 3px;
    border: 1px solid #60e3a1;
    margin-bottom: 15px;
    padding-left: 20px;
    padding-right: 20px;
    color: #60e3a1;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    background-color: #1d1e25;
    outline: none;
}

.feedback-form textarea {
    resize: none;
    max-width: 592px;
    width: 100%;
    height: 150px;
    border-radius: 3px;
    border: 1px solid #60e3a1;
    margin-bottom: 15px;
    color: #60e3a1;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    background-color: #1d1e25;
    outline: none;
    padding: 20px;
}

.feedback-form .btn {
    border: none;
    cursor: pointer;
    max-width: 150px;
    width: 100%;
    height: 55px;
    border-radius: 3px;
    background-color: #60e3a1;
    color: #1d1e25;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    -webkit-transition: .3s;
    transition: .3s;
}

.feedback-form .btn:hover {
    background-color: rgba(96, 227, 161, .8);
}

.feedback img {
    margin-top: auto;
}

.thx {
    border: 2px solid #60e3a1;
    border-radius: 5px;
    max-width: 612px;
    width: 100%;
    margin-left: 57px;
    height: 55px;
    text-align: center;
    line-height: 55px;
    color: white;
    display: none;
}

/* footer */
.footer {
    padding: 0 50px;
    background-color: #1d1e25;
}

.wrap {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: justify;
    -ms-flex-pack: justify;
    justify-content: space-between;
    padding: 30px 0;
    border-top: 1px solid #4a4d5e;
}

.contacts {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    max-width: 139px;
    width: 100%;
}

.contacts a {
    color: #ffffff;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    text-decoration: none;
    -webkit-transition: .3s;
    transition: .3s;
}

.contacts a:hover {
    color: rgba(255, 255, 255, .6);
}

.contacts a:first-child {
    margin-bottom: 14px;
}

.copyright {
    color: #4a4d5e;
    font-family: "Sofia Pro r";
    font-size: 13px;
    font-weight: 400;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
}


/* Comments file */
/* comments-cards */
.comments-cards {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-pack: center;
    -ms-flex-pack: center;
    justify-content: center;
    padding-bottom: 100px;
}

.cards-left {
    margin-right: 40px;
}

.card {
    max-width: 483px;
    -webkit-box-shadow: 7px 11px 30px rgba(17, 21, 24, 0.04);
    box-shadow: 7px 11px 30px rgba(17, 21, 24, 0.04);
    border-radius: 3px;
    padding: 30px 45px;
    margin-bottom: 40px;
}

.comment-card-title {
    color: #333333;
    font-family: "Open Sans";
    font-size: 20px;
    font-weight: 700;
    text-decoration: none;
}

.comment-card-discr {
    color: #888888;
    font-family: "Open Sans", sans-serif;
    font-size: 14px;
    font-weight: 400;
    margin-top: 20px;
    margin-bottom: 30px;
}

.comment-btn {
    display: block;
    text-decoration: none;
    max-width: 150px;
    width: 100%;
    height: 55px;
    border-radius: 3px;
    background-color: #60e3a1;
    color: #111518;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    letter-spacing: 0.24px;
    text-align: center;
    line-height: 55px;
    -webkit-transition: .3s;
    transition: .3s;
}

.comment-btn:hover {
    background-color: rgba(96, 227, 161, .8);
}

/* backhome */
.back-home {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: center;
    -ms-flex-align: center;
    align-items: center;
    padding-bottom: 100px;
}

.back-home h2 {
    opacity: 0.5;
    color: #111518;
    font-family: "Sofia Pro sb";
    font-size: 24px;
    font-weight: 400;
    text-align: center;
    margin-bottom: 39px;
}

.back-home a {
    display: block;
    max-width: 212px;
    width: 100%;
    height: 55px;
    border-radius: 3px;
    border: 1px solid #60e3a1;
    text-decoration: none;
    color: #1d1e25;
    font-family: "Sofia Pro r";
    font-size: 16px;
    line-height: 55px;
    text-align: center;
}

.back-home button {
    display: block;
    max-width: 212px;
    width: 100%;
    height: 55px;
    border-radius: 3px;
    border: 1px solid #60e3a1;
    text-decoration: none;
    color: #1d1e25;
    font-family: "Sofia Pro r";
    font-size: 16px;
    line-height: 55px;
    text-align: center;
    background: none;
    cursor: pointer;
    margin-top: 20px;
}

.back-home a img {
    margin-right: 5px;
    -webkit-transition: .2s;
    transition: .2s;
}

.back-home a:hover img {
    margin-left: -10px;
}

/* comment.html */
.container-post {
    max-width: 765px;
    width: 100%;
    margin: 0 auto;
    padding: 0 15px;
}

.to-comments {
    color: #1d1e25;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
}

.to-comments img {
    margin-right: 10px;
}

.post-title {
    margin-top: 56px;
    margin-bottom: 48px;
    color: #101417;
    font-family: "Sofia Pro r";
    font-size: 48px;
    font-weight: 700;
}

.post-discription {
    color: #101417;
    font-family: "Sofia Pro r";
    font-size: 16px;
    font-weight: 400;
    line-height: 28px;
    margin-bottom: 200px;
}

.active-menu {
    display: block;
    padding: 0 50px;
    position: absolute;
    bottom: -191%;
    left: 0;
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -ms-flex-direction: column;
    flex-direction: column;
    -webkit-box-align: end;
    -ms-flex-align: end;
    align-items: end;
    max-width: 100%;
    width: 100%;
    background-color: white;
    -webkit-transform: translateY(-40%);
    transform: translateY(-40%);
}

/* media quaeries */
/* index.html */
@media screen and (max-width:991px) {
    .header {
        border-bottom: 3px solid #e6e6e6;
    }

    .cards {
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .card-icon {
        -webkit-box-pack: center;
        -ms-flex-pack: center;
        justify-content: center;
    }

    .card-title {
        text-align: center;
    }

    .card-discr li {
        max-width: 450px;
    }

    .card-item {
        margin-bottom: 50px;
    }

    .comments {
        height: 44px;
    }

    .feedback-form {
        margin-right: 0;
        padding-left: 50px;
    }

    .main-text {
        margin-right: 61px;
        font-size: 51px;
    }
}

@media screen and (max-width:767px) {
    .flex-block {
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .block-title {
        margin-bottom: 70px;
        text-align: center;
    }

    .feedback-title::after {
        display: none;
    }

    .feedback-form {
        padding-left: 0;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .feedback-form .btn {
        max-width: 592px;
    }

    .main-text {
        font-size: 44px;
        line-height: 55px;
    }

    .header-menu {
        display: none;
        padding: 0 50px;
        position: absolute;
        bottom: -150%;
        left: 0;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: end;
        -ms-flex-align: end;
        align-items: end;
        max-width: 100%;
        width: 100%;
        background-color: brown;
        -webkit-transform: translateY(-40%);
        transform: translateY(-40%);
    }

    .nav-btn {
        display: block;
    }

    .header-logo {
        position: relative;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .menu-item {
        margin: 40px 0;
    }

    .menu-item a {
        padding: 20px;
        margin-left: -20px;
    }

    .menu-item a:hover {
        border-top: none;
        border-left: 2px solid #f9d10d;
    }

    .active {
        border-top: none;
    }

    .comments-cards {
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
    }

    .cards-left {
        margin-right: 0;
    }

    .main-text {
        text-align: center;
        padding-bottom: 45px;
    }

    .cards-left {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .card {
        text-align: justify;
    }

    .comment-btn {
        margin: 0 auto;
    }

    .cards-right {
        display: -webkit-box;
        display: -ms-flexbox;
        display: flex;
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .post-discription {
        margin-bottom: 100px;
    }

    .post-title {
        font-size: 38px;
    }

    .thx {
        margin-left: 0;
    }
}

@media screen and (max-width:575px) {
    .main-text {
        font-size: 30px;
        line-height: 40px;
        margin-left: 20px;
        margin-right: 20px;
        padding-bottom: 40px;
    }

    .wrap {
        -webkit-box-orient: vertical;
        -webkit-box-direction: normal;
        -ms-flex-direction: column;
        flex-direction: column;
        -webkit-box-align: center;
        -ms-flex-align: center;
        align-items: center;
    }

    .contacts a:first-child {
        margin-bottom: 0;
    }

    .copyright {
        text-align: center;
    }

    .active-menu {
        bottom: -121%;
    }

    .menu-item {
        margin: 20px 0;
    }

    .menu-item a {
        padding: 10px;
    }

    .post-title {
        font-size: 29px;
        margin-top: 25px;
        margin-bottom: 25px;
    }

    .post-discription {
        margin-bottom: 50px;
    }
}