* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    background: #000;
}

a {
    text-decoration: none;
    color: #ffffff;
}

a:hover {
    text-decoration: underline;
    color: #7B68EE;
}


/* стили для первого блока (header) */

.header {
    padding: 40px 0px;
}

.container {
    max-width: 1210px;
    margin: 0 auto;
}

.header-container {
    display: flex;
    justify-content: space-between;
    padding: 0px 15px;
}

.text-container {
    color: #ffffff;
    font-family: Arial, Helvetica, sans-serif;
    margin-right: 40px;
}

.header-title {
    font-size: 60px;
    line-height: 60px;
}

.header-list {
    list-style-type: none;
    list-style-image: url("../images/list-icon.png");
    padding-left: 32px;
    margin-top: 38px;
}

.list-item {
    font-size: 20px;
    line-height: 36px;
}

.header-img {
    background-color: #ffffff;
    max-width: 470px;
    width: 100%;
    height: 220px;
    margin-top: 5px;
}

@media screen and (max-width: 993px) {
    .container {
        justify-content: center;
        align-items: center;
        flex-direction: column;
    }
    .header-container {
        margin-right: 0px;
    }
    .header-title {
        text-align: center;
    }
    .header-img {
        margin-top: 40px;
    }
    .header-list {
        padding-left: 50px;
    }
}


/* вёрстка основного контента */

.section {
    padding: 40px 15px;
    display: flex;
    justify-content: space-between;
}


/* фон для Section */

.white {
    background-color: #ffffff;
}

.gray {
    background-color: #f5f5f5;
}

.blue {
    background-color: #445162;
}


/*верстка второго блока (about) */

.section-text-container {
    max-width: 650px;
    margin-right: 20px;
}

.section-title {
    font-size: 30px;
    line-height: 36px;
    margin-bottom: 35px;
    color: #445161;
}

.section-text {
    font-size: 16px;
    line-height: 24px;
    margin-bottom: 20px;
}

.section-text:nth-child(2) {
    margin-bottom: 20px;
}

.section-img {
    background-color: #445162;
    max-width: 430px;
    width: 100%;
    height: 250px;
}

@media screen and (max-width: 993px) {
    .section {
        justify-content: center;
        align-items: center;
        flex-direction: column;
    }
    .section-text-container {
        margin-right: 0px;
        max-width: 550px;
    }
    .section-title {
        text-align: center;
    }
    .section-img {
        margin-top: 40px;
    }
}


/* вёрстка третьего блока (advantages) */

.section-avg-title {
    padding-top: 40px;
    text-align: center;
    font-size: 30px;
    line-height: 36px;
    color: #445161;
}

.section-adv-left {
    width: 50%;
}

.section-adv-container {
    display: flex;
    justify-content: space-between;
}

.section-adv-img {
    background-color: #445161;
    width: 32px;
    height: 32px;
    padding: 10px;
    margin-right: 10px;
}

.section-adv-text {
    margin-bottom: 30px;
    color: #333333;
}

.img {
    padding-bottom: 7px;
    padding-right: 7px;
    width: 20px;
    height: 20px;
}

.section-adv-right {
    width: 50%;
    margin-left: 60px;
}

@media screen and (max-width: 993px) {
    .section-adv-right {
        margin-right: 60px;
    }
}

@media screen and (max-width: 750px) {
    .section-adv-left {
        width: 100%;
    }
    .section-adv-right {
        width: 100%;
    }
}


/* вёрстка четвертого блока (screenshots) */

.section-screen-title {
    font-size: 30px;
    line-height: 36px;
    color: #445161;
    text-align: center;
    padding-top: 25px;
    margin-bottom: -30px;
}

.section-screen-desc {
    margin-left: 20px;
    color: #445161;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
}

.section-screen-img {
    background-color: #445161;
    width: 200px;
    height: 150px;
    float: left;
    margin-right: 15px;
}

.section-screen-desc {
    font-size: 24px;
    line-height: 30px;
    color: #445161;
}

.section-screen-left {
    display: flex;
    flex-direction: column;
    width: 50%;
}

.section-screen-container {
    margin-top: 30px;
}

.section-screen-right {
    display: flex;
    flex-direction: column;
    width: 50%;
    margin-left: 15px;
}

.section-screen-desc {
    margin-top: -5px;
}

.section-screen-text {
    line-height: 20px;
    margin-top: 10px;
}

@media screen and (max-width: 1140px) {
    .section-screen-left {
        width: 100%;
    }
    .section-screen-right {
        width: 100%;
    }
    .section-screen-title {
        margin-bottom: -50px;
    }
    .section-screen-img {
        float: none;
        margin: 35px auto;
    }
    .section-screen-desc {
        text-align: center;
        margin-bottom: 20px;
    }
    .section-screen-text {
        width: 450px;
        margin: auto;
        text-align: center;
    }
}

@media screen and (max-width: 480px) {
    .section-screen-text {
        width: 90%;
    }
}


/* вёрстка пятого блока (reviews) */

.section-reviews-title {
    font-size: 30px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 36px;
    color: #445161;
    text-align: center;
    padding-top: 25px;
}

.section-reviews-left {
    width: 50%;
}

.section-reviews-right {
    width: 50%;
}

.section-reviews-container {
    display: flex;
    justify-content: space-between;
    margin-bottom: 25px;
}

.section-reviews-text {
    background-color: #ebebeb;
    width: 450px;
    margin-right: 40px;
}

.section-reviews-img {
    width: 75px;
    height: 75px;
    background-color: #445161;
    border-radius: 50%;
    float: left;
}

.section-reviews-desc {
    font-family: Arial, Italic, sans-serif;
    font-size: 14px;
    line-height: 18px;
    font-style: italic;
    color: #333333;
    padding: 15px 15px 10px 15px;
}

.section-reviews-author {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 14px;
    line-height: 18px;
    color: #989898;
    padding: 0px 0px 15px 15px;
}

@media screen and (max-width: 1197px) {
    .section-reviews-text {
        margin-right: 25px
    }
}

@media screen and (max-width: 993px) {
    .section-reviews-left {
        width: 100%;
    }
    .section-reviews-right {
        width: 100%;
    }
    .section-reviews-container {
        display: flex;
        justify-content: center;
    }
    .section-reviews-img {
        margin-left: 30px;
        margin-right: 30px;
    }
}

@media screen and (max-width: 530px) {
    .section-reviews-container {
        flex-direction: column;
        flex-wrap: nowrap;
        justify-content: center;
    }
    .section-reviews-img {
        margin-bottom: 30px;
        margin-left: auto;
        margin-right: auto;
    }
    .section-reviews-text {
        margin-left: auto;
        margin-right: auto;
    }
}

@media screen and (max-width: 465px) {
    .section-reviews-text {
        max-width: 80%;
    }
}


/* вёрстка шестого блока (prices) */

.section-prices-title {
    font-size: 30px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 36px;
    color: #445161;
    text-align: center;
    padding-top: 25px;
}

.section-prices-container {
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    margin-left: 20px;
    margin-right: 250px;
}

.section-standart-prices {
    margin-right: 50px;
    width: 300px;
    height: 300px;
    background-color: #445162;
}

.section-name-prices {
    font-size: 24px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 30px;
    color: #ffffff;
    font-weight: 300;
}

.section-name-rate {
    background-color: #445162;
    width: 300px;
    height: 55px;
    text-align: center;
    padding-top: 15px;
}

.section-cost-prices {
    background-color: #ffffff;
    border: 2px solid #445162;
    padding: 15px 0px;
}

.section-cost {
    font-size: 40px;
    line-height: 30px;
    color: #445162;
    text-align: center;
}

.section-premium-prices {
    margin-right: 50px;
    width: 300px;
    height: 400px;
    background-color: #445162;
}

.section-description-prices {
    font-size: 14px;
    line-height: 24px;
    margin-left: 20px;
    color: #ffffff;
    margin-top: 10px;
    list-style-position: inside;
}

.buy {
    width: 260px;
    height: 40px;
    background-color: #ffffff;
    border-radius: 5px;
    margin: 20px;
    box-shadow: none;
    border: 1px solid #ffffff;
    font-size: 18px;
    line-height: 18px;
    color: #445161;
    font-weight: 600;
    cursor: pointer;
}

.buy:hover {
    background-color: #FFDEAD;
    text-decoration: underline;
}

.section-lux-prices {
    background-color: #445162;
    margin-left: 20px;
}

@media screen and (max-width: 1145px) {
    .section-prices-container {
        display: flex;
        flex-direction: column;
        flex-wrap: wrap;
        margin-left: auto;
        margin-right: auto;
    }
    .section-premium-prices {
        margin-right: 0px;
        margin-bottom: 50px;
    }
    .section-standart-prices {
        margin-right: 0px;
        margin-bottom: 50px;
    }
}


/* вёрстка блока contants */

.section-contacts-title {
    font-size: 30px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 36px;
    color: #ffffff;
    text-align: center;
    padding-top: 50px;
}

input {
    border-radius: 5px;
    color: #777f8a;
    margin-top: 20px;
}

.input-message {
    width: 500px;
    height: 40px;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 24px;
    color: #777f8a;
}

.textarea-message-second {
    margin-top: 20px;
    width: 500px;
    height: 170px;
    font-size: 16px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 24px;
    color: #777f8a;
}

.send {
    width: 140px;
    height: 40px;
    background-color: #ffffff;
    border-radius: 5px;
    border: 1px solid #ffffff;
    font-size: 16px;
    line-height: 24px;
    color: #445162;
    font-weight: 600;
    margin-top: 20px;
    margin-left: 180px;
    cursor: pointer;
}

.send:hover {
    background-color: #FFDEAD;
    text-decoration: underline;
}

.section-contacts-form {
    margin-top: -30px;
    margin-left: 100px;
    display: flex;
}

.list-contacts {
    font-size: 16px;
    line-height: 24px;
    color: #ffffff;
    font-weight: 300;
    line-height: 40px;
}

.section-contacts-right {
    margin-top: 20px;
    margin-left: 85px;
}

.list-skype {
    list-style-image: url(../images/skype-icon.png);
}

.list-icq {
    list-style-image: url(../images/icq-icon.png);
}

.list-email {
    list-style-image: url(../images/email-icon.png);
}

.list-mobile {
    list-style-image: url(../images/phone-icon.png);
}

.social-contacts {
    margin-left: -30px;
    margin-top: 20px;
    font-size: 40px;
    color: #ffffff;
}

.fa-twitter:hover {
    color: rgb(29, 161, 242);
}

.fa-facebook:hover {
    color: #3578E5;
}

.fa-linkedin-in:hover {
    color: #0077B5;
}

.fa-google:hover {
    color: #f4b400;
}

.fa-youtube:hover {
    color: #dd2c00;
}

.fa-twitter,
.fa-facebook,
.fa-linkedin-in,
.fa-google,
.fa-youtube {
    color: #ffffff;
}

ul.social-contacts li {
    display: inline-block;
}

.i {
    border: 1px solid #ffffff;
    background: silver;
    border-radius: 50%;
}

@media screen and (max-width: 1137px) {
    .section-contacts-form {
        display: flex;
        justify-content: center;
        flex-direction: column;
        flex-wrap: nowrap;
        margin-left: auto;
        margin-right: auto;
    }
    .list-contacts {
        margin-left: 100px;
        margin-right: auto;
    }
    .social-contacts {
        margin-left: 40px;
        margin-right: auto;
    }
}

@media screen and (max-width: 525px) {
    .input-message {
        width: 300px;
    }
    .textarea-message-second {
        width: 300px;
    }
    .send {
        margin-left: 80px;
        margin-right: auto;
    }
    .list-contacts {
        margin-left: auto;
        margin-right: auto;
    }
    .social-contacts {
        margin-left: -60px;
        margin-right: auto;
    }
}


/* footer */

footer {
    background-color: #f5f5f5;
}

.copyright {
    font-size: 12px;
    font-family: Arial, Helvetica, sans-serif;
    line-height: 36px;
    color: #445162;
    text-align: center;
}