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

.promo {
    height: 800px;
    background: url('img/first_background.png') center center/cover no-repeat;
    padding: 39px 0 62px 0;
}

.container {
    width: 1140px;
    margin: 0 auto;
    position: relative;
}

.logo .logo_img {
    display: block;
    margin: 0 auto;
}

.logo .logo_text {
    color: #ffffff;
    font-family: 'Roboto';
    font-size: 15px;
    font-weight: 500;
    line-height: 24px;
    text-transform: uppercase;
    text-align: center;
    margin-top: 14px;
}

h1 {
    margin-top: 53px;
}

h2.title {
    margin-top: 30px;
}

.title {
    color: #f9bf3b;
    font-family: "Roboto - Black";
    font-size: 41px;
    font-weight: 400;
    line-height: 24px;
    text-transform: uppercase;
    text-align: center;
}

.simple .title_big {
    color: #ffffff;
    font-family: "Roboto - Black";
    font-size: 80px;
    font-weight: 400;
    text-transform: uppercase;
    text-align: center;
    margin-top: 30px;
    position: relative;
}

.simple .title_big::after {
    content: "";
    position: absolute;
    height: 2px;
    width: 300px;
    top: 47px;
    right: 0;
    background-color: white;
}

.simple .title_big::before {
    content: "";
    position: absolute;
    height: 2px;
    width: 300px;
    top: 47px;
    left: 0;
    background-color: white;
}

.promo .promo_text {
    padding: 0 13px;
    margin-top: 23px;
    color: #ffffff;
    font-family: "Roboto Light";
    font-size: 21px;
    font-weight: 300;
    line-height: 28px;
    text-align: center;
}

.promo .promo_text span {
    color: #f9bf3b;
    font-family: "Roboto - Bold";
    font-weight: 700;
}

.promo .promo_btn {
    display: block;
    margin: 73px auto;
    width: 313px;
    height: 72px;
    box-shadow: inset 0 0 0 rgba(0, 0, 0, 0.18);
    border: 4px solid rgba(0, 0, 0, 0.23);
    background-image: linear-gradient(to top, #2798b9 0%, #3ab6da 100%);
    color: #ffffff;
    font-family: "Roboto Condensed";
    font-size: 21px;
    font-weight: 400;
    line-height: 24px;
    text-transform: uppercase;
    cursor: pointer;
    outline: none;
}

.more {
    margin-top: 73px;
}

.more .more_text {
    color: #ffffff;
    font-family: "Roboto - Thin";
    font-size: 15px;
    font-weight: 400;
    text-transform: uppercase;
    text-align: center;
}

.more .more_img {
    display: block;
    margin: 0 auto;
    margin-top: 13px;
}

.waiting {
    min-height: 604px;
    background-color: #efefef;
    padding: 85px 0 75px 0;
}

.waiting .waiting_header,
.finish .finish_header {
    color: #252525;
    font-family: 'Roboto';
    font-size: 30px;
    font-weight: 400;
    text-transform: uppercase;
    text-align: center;
}

.waiting .waiting_divider,
.finish .finish_divider {
    width: 217px;
    height: 4px;
    margin: 0 auto;
    margin-top: 18px;
    background-color: #f9bf3b;
}

.waiting .waiting_subheader {
    margin-top: 17px;
    color: #4a4a4a;
    font-family: 'Roboto';
    font-size: 23px;
    font-weight: 400;
    text-align: center;
}

.waiting .waiting_wrapper {
    margin-top: 45px;
    display: flex;
    justify-content: space-between;
}

.waiting .waiting_wrapper .waiting_item {
    width: 342px;
    text-align: center;
}

.waiting .waiting_wrapper .waiting_img {
    width: 100%;
}

.waiting .waiting_wrapper .waiting_descr {
    margin-top: 33px;
    color: #4a4a4a;
    font-family: 'Roboto';
    font-size: 15px;
    font-weight: 300;
    line-height: 21px;
}

.optimization {
    min-height: 550px;
    padding: 102px 0 107px 0;
}

.optimization .optimization_header {
    margin-left: 391px;
    color: #299cbd;
    font-family: "Roboto - Black";
    font-size: 30px;
    font-weight: 400;
    text-transform: uppercase;
}

.optimization .optimization_text {
    margin-top: 25px;
    margin-left: 391px;
    color: #4a4a4a;
    font-family: 'Roboto';
    font-size: 17px;
    font-weight: 300;
    line-height: 27px;
}

.optimization .optimization_text span {
    font-family: "Roboto - Bold";
    font-weight: 700;
}

.optimization .optimization_img {
    position: absolute;
    height: 614px;
    left: -370px;
    bottom: -107px;
    z-index: -1;
}

.finish {
    min-height: 447px;
    padding: 86px 0 79px 0;
    background: url('img/finish_background.png') center center/cover no-repeat;
}

.finish .finish_header {
    color: #ffffff;
}

.finish .finish_wrapper {
    margin-top: 41px;
    display: flex;
    justify-content: space-between;
}

.finish .finish_wrapper .finish_item {
    width: 204px;
}

.finish .finish_wrapper .finish_item .finish_round {
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto;
    width: 115px;
    height: 115px;
    background-color: #b4e2ff;
    border-radius: 100%;
}

.finish .finish_wrapper .finish_item .finish_descr {
    margin-top: 25px;
    text-align: center;
    color: #efefef;
    font-family: 'Roboto Light';
    font-size: 13px;
    font-weight: 300;
    line-height: 20px;
}

.gifts {
    min-height: 628px;
    background-color: #efefef;
    padding-top: 87px;
}

.gifts .container img {
    display: block;
    margin: 0 auto;
}

.gifts_information {
    font-size: 30px;
    text-align: center;
    padding-top: 42px;
    font-family: 'Roboto';
}

.gifts_button {
    display: block;
    width: 313px;
    height: 72px;
    margin: 0 auto;
    margin-top: 52px;
    font-size: 21px;
    font-family: "Roboto Condensed";
    text-transform: uppercase;
    background-color: #37b2d5;
    color: #ffffff;
}

.advertisement_first_lesson {
    min-height: 515px;
    background-color: #ffffff;
    padding-top: 80px;
}

.advertisement_image {
    display: block;
    margin: 0 auto;
}

.advertisement_first_lesson .container h2 {
    margin-top: 30px;
    font-size: 30px;
    font-family: 'Roboto';
    text-transform: uppercase;
    text-align: center;
}

.advertisement_date {
    margin-top: 30px;
    font-family: "Roboto - Black";
    font-size: 36px;
    text-transform: uppercase;
    text-align: center;
    color: #37b2d5;
}

.advertisement_alert {
    margin-top: 26px;
    font-family: 'Roboto';
    font-size: 23px;
    text-align: center;
}

.footer {
    min-height: 167px;
    background-color: #1a1a1a;
}

.footer .container {
    display: block;
    padding-top: 63px;
    font-family: "Roboto Light";
    font-size: 15px;
    color: #727272;
    text-align: center;
}

.first_link {
    border-right: 1px solid #727272;
    padding-right: 10px;
    color: #727272;
}

.second_link {
    padding-left: 7px;
    color: #727272;
}

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

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

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

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