body {
    margin: 0;
    padding: 0;
    font-family: "Manrope", serif;
}

* {
    box-sizing: border-box;
    font-family: "Manrope", serif;
}


/* UI */

.big_container {
    max-width: 1580px;
    width: 100%;
   
    margin: 0 auto;
}

.container {
    max-width: 1132px;
    width: 100%;
    margin: 0 auto;
}


.back_button {
    display: flex;
    align-items: center;
    font-size: 20px;
    font-weight: 300;
    color: #2C3E50;
    margin-bottom: 50px;
}
.back_button span {
    margin-left: 16px;
}

.back_button svg {
    transition: .2s linear;
    cursor: pointer;
}

.back_button svg circle {
    transition: .2s linear;

}

.back_button svg:hover circle {
    fill: rgb(108, 108, 108);
}

.back_button svg path {
    fill: rgb(255, 255, 255);
    transition: .2s linear;
}


.back_button svg:hover path {
    fill: rgb(255, 255, 255);
}


.title {
    font-size: 20px;
    font-weight: 400;
    color: #2C3E50;
}


a {
    text-decoration: none;
}

a:hover {
    text-decoration: none;
}


/*HEADER*/

.header {
}
.top_nav {
    background-color: #2C3E50;
    width: 100%;
    height: 50px;
    display: flex;
    align-items: center;
    
}

.top_nav_links {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.top_nav_number {
    font-size: 13px;
    color: #FFFFFF;
}
.top_nav_number a {
    color: #fff;
    text-decoration: none;
}
.top_nav_number a:hover {
    text-decoration: underline;
}
.top_nav_sign_in {
    display: flex;
    align-items: center;
    background-color: #33CCCC;
    border-radius: 5px;
    padding: 6px 12px;
    font-size: 16px;
    font-weight: 500;
    color: #fff;
    cursor: pointer;

    transition: .2s linear;
}

.top_nav_sign_in:hover {
    background-color: #fff;
    color: #000;
}
.top_nav_sign_in svg path {
    fill: #ECF0F1;
    transition: .2s linear;
}

.top_nav_sign_in:hover svg path {
    fill: #000;
}

.top_nav_sign_in span {
    margin-left: 5px;
}

.nav {
    height: 90px;
    display: flex;
    align-items: center;
    background-color: #fff;
}

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

.nav_logo {
    display: flex;
    align-items: center;
}

.nav_logo img {
    min-width: max-content;
}

.nav_logo_text {
    margin-left: 5px;
}

.nav_logo_title {
    font-size: 36px;
    font-weight: 700;
}

.nav_logo_subtitle {
    color: #2C3E50;
    font-weight: 500;
    font-size: 11px;
    
}

.nav_links {
    display: flex;
}

.nav_link {
    color: #404040;
    font-weight: 400;
    font-size: 16px;
    margin-left: 30px;
    transition: .2s linear;
}

.nav_link:hover {
    color: rgb(0, 0, 0);
 
}

.nav_link.active {
    font-weight: bold;
}


/* INTRO */
.big_intro_container {
    max-width: 1580px;
    width: 100%;
    height: 100%;
    margin: 0 auto;
}
.intro {
    position: relative;
    height: 883px;
    width: 100%;
    background: url('../imgs/bg/intro.png');
    background-size: cover;
    background-repeat: no-repeat;
    overflow: hidden;
}
.intro::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../imgs/bg/intro_opacity.png');
    background-size: cover;
    background-repeat: no-repeat;
    z-index: 1;
}

.intro_inner {
    position: relative;
    display: flex;
    justify-content: end;
    align-items: end;
    
    width: 100%;
    height: 100%;
    z-index: 2;
}

.intro_phone {
    position: relative;
    width: 800px;
    height: 545px;

    text-align: center;

}
.intro_phone_img {
    display: block;
    position: absolute;

    
}

.intro_phone_text {
    padding-top: 55px;
    position: relative;
    z-index: 3;
}
.intro_phone_img_photo {
    display: block;
    position: absolute;
    top: 68px;
    left: 57px;
}
.intro_phone_img_on {
    display: block;
    position: absolute;
    top: 68px;
    left: 57px;
}
.intro_phone_title {
    margin-top: 68px;
    color: #2C3E50;
    font-size: 62px;
    font-weight: 700;
    
}
.intro_phone_subtitle {
    color: #2C3E50;
    font-size: 47px;
    font-weight: 700;
}
.intro_phone_decription {
    margin-top: 31px;
    color: #2C3E50;
    font-size: 34px;
    font-weight: 700;
}

/* TRAINING PROGRAMS */



.training_programs_title {
    margin-top: 93px;
    text-align: center;
    font-weight: 800;
    font-size: 24px;
    color: #2C3E50;
}
.kit_buttons {
    margin-top: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.kit_button {
    margin-right: 22px;
    color: #404040;
    padding: 9px 25px;
    font-weight: 400;
    font-size: 16px;
    font-weight: 600;
    border-radius: 5px;
    transition: .2s linear;
    cursor: pointer;
}
.kit_button:nth-child(3) {
    margin-right: 0;
}
.kit_button.active {
    color: #fff;
    background-color: #33CCCC;
    
}
.kit_button:hover {
    background-color: #000;
    color: #fff;
}
.kit_button.active:hover {
    color: #fff;
    background-color: #33CCCC;
}
.kit_container {
    margin-top: 28px;
    overflow: hidden;
}
.kit_items {
    display: flex;
    justify-content: center;
}
.kit_item {
    position: relative;
    flex: 0 0 32%;
    margin-left: 2rem;
    box-shadow: 5px 5px 10px 0 #00000070;
    border: 2px solid #00000070;
    overflow: hidden;
}

.kit_item::before {
    content: "";
    position: absolute;
    bottom: -100px;
    right: -50px;
    width: 0;
    height: 0;
    background-color: #33CBCC;
    border-radius: 50%;

    transition: .2s ease-in-out;
    z-index: -1;
}
.kit_item_advantages {
    position: absolute;
    left: 30px;
    top: 30px;
    width: max-content;
    height: max-content;

    display: flex;
    flex-direction: column;
    z-index: 2;
}
.kit_item_advantage {
    margin-top: 10px;
    max-width: max-content;
    padding: 5px 10px;
    color: #000;
    background-color: #33CBCC;
    font-size: 12px;
    border-radius: 100px;
}
.kit_item_img {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.kit_item_img img {
    position: absolute;
    width: 80%;
    left: 50%;
    height: 100%;
    object-fit: cover;
    transform: translateX(-50%);
    top: 0;
    z-index: 1;

    transition: .2s ease-in-out;
}

.kit_item_title {
    position: relative;
    padding: 5px 30px;
    color: #fff;
    background-color: #2D3E50;
    font-weight: bold;
    font-size: 18px;
    display: flex;
}

.kit_item_title img {
    position: absolute;
    top: 50%;
    right: 15px;
    transform: translateY(-50%) rotate(5deg);
    height: 110px;
    z-index: 100;
}
.kit_item_description {
    margin-top: 20px;
    margin: 15px 30px;
    color: #000;
}
.kit_item_content {
    display: flex;
    margin: 15px 30px;
    justify-content: space-between;
    align-items: center;
}
.kit_item_price {
    font-weight: bold;
    color: #000;
    font-size: 22px;
}
.kit_item_button {
    font-size: 16px;
    color: #000;
    transition: .2s linear;
}

.kit_item:hover::before {
    width: 200px;
    height: 200px;

}

.kit_item:hover .kit_item_button {

    color: #fff;
    font-weight: bold;
}

.training_programs_button {
    margin: 0 auto;
    margin-top: 72px;
    background-color: #33CCCC;
    border-radius: 5px;
    padding: 9px 25px;
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    max-width: max-content;
    transition: .2s linear;
    cursor: pointer;
}

.training_programs_button:hover {
    background-color: #000;

}



.docs {
    margin-top: 100px;
    position: relative;
    background-color: #2C3E50;
    overflow: hidden;
}

.docs_img {
   position: relative;
   height: 768px;
   z-index: 4;
}

.docs::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 75%;
    height: 100%;
    background: url('../imgs/bg/docs.png');
    background-repeat: no-repeat;
    background-size: cover;
    opacity: .2;
    z-index: 0;
}

.docs_flex {
    display: flex;
    align-items: center;
}

.docs_inner {
    margin-right: 130px;
    text-align: right;
    width: 85%;
    position: relative;
    z-index: 1;
    display: flex;
    align-items: end;
    flex-direction: column;
}
.docs_title {
    font-weight: 800;
    font-size: 20px;
    color: #fff;
}
.docs_text {
    font-weight: 400;
    font-size: 18px;
    margin-top: 30px;
    color: #fff;
    width: 70%;
}
.slider {
    margin-top: 40px;

    display: flex;
    justify-content: space-between;
    align-items: center;
 
}
.arrow {
    height: 290px;
    width: 60px;
    display: none;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    transition: .2s linear;
}
.arrow:hover {
    background-color: rgba(255, 255, 255, 0.507);
}
.slider_img {
    margin-left: 36px;
}


/* FAQ */

.faq {
    margin-top: 95px;
}

.faq_title {
    text-align: center;
    font-weight: 800;
    font-size: 24px;
    color: #2C3E50;
}
.faq_items {
    margin-top: 56px;
}
.faq_item {
    display: flex;
    margin-top: 26px;
}
.faq_item_img {
    background-color: #D9D9D9;
    border-radius: 15px;
}
.faq_item_description {
    margin-left: 65px;
}
.faq_item_title {
    color: #000;
    font-weight: 600;
    font-size: 16px;
}
.faq_item_text {
    margin-top: 20px;
    color: #404040;
    font-weight: 400;
    font-size: 16px;
}
.faq_button {
}



/* steps */
.steps {
    margin-top: 219px;
    margin-bottom: 191px;
}

.steps_inner {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
}
.steps_description {
    width: 32%;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: start;
}
.steps_description_text {
    padding-top: 28px;
    padding-bottom: 28px;
    border-top: 1px solid #2980B9;
    border-bottom: 1px solid #2980B9;
}

.steps_description_text b {
    color: #2980B9;
}
.steps_items {
    width: 63%;
}
.step_item {
    margin-top: 36px;
    display: flex;

}

.step_item:nth-child(1) {
    margin-top: 0;
}
.step_item_img {
    width: 63px;
    height: 63px;
    margin-right: 55px;
}
.step_item_description {
}
.step_item_title {
    font-size: 16px;
    font-weight: 600;
    color: #000000;
}
.step_item_text {
    margin-top: 20px;
    font-weight: 400;
    font-size: 16px;
    color: #404040;
}

/* RETURN_CALL */


.return_call {
    margin-top: 100px;
    position: relative;
    background-color: #2C3E50;
    overflow: hidden;
}

.return_call_img {
    position: absolute;
    left: 0;
    top: 0;
    object-fit: cover;
    height: 100%;
}

.return_call::before {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 75%;
    height: 100%;
    background: url('../imgs/bg/return_call.png');
    background-repeat: no-repeat;
    background-size: cover;
    opacity: .2;
    z-index: 0;
}


.container {
}
.return_call_form {
    margin: 0 auto;
    margin-top: 173px;
    width: 40%;
    position: relative;
    z-index: 1;
}
.return_call_form_title {
    color: #fff;
    font-weight: 800;
    font-size: 20px;
}
.return_call_form_text {
    margin-top: 20px;
    font-weight: 200;
    font-size: 16px;
    color: #fff;
}
.return_call_form_input {
    margin-top: 20px;
    display: block;
    width: 100%;
    outline: none;
    border: none;
    padding: 10px 15px;
    font-size: 18px;
    background-color: transparent;
    border-bottom: 1px solid #fff;
    color: #fff;
}
.return_call_form_input::placeholder {
    color: #fff;
    font-weight: 200;
}
.return_call_button {
    margin: 0;
    margin-bottom: 149px;
    margin-top: 84px;
}

/* questions */

.questions {
    margin-top: 113px;
}
.container {
}
.questions_inner {
}
.questions_title {
    text-align: center;
    font-weight: 800;
    font-size: 24px;
    color: #2C3E50;
}
.questions_items {
    margin-top: 95px;
}
.questions_item {
    margin-top: 26px;
    display: flex;
    width: 100%;
}
.questions_item_img {
  
}
.questions_item_description {
    margin-left: 65px;
}
.questions_item_title {
    font-size: 16px;
    font-weight: 600;
    color: #000;
}
.questions_item_text {
    margin-top: 20px;
    font-weight: 400;
    font-size: 16px;
    color: #404040;
}

/* certificates */

.certificates {
    margin-top: 110px;
    position: relative;
    padding-top: 109px;
    padding-bottom: 163px;

    background: url('../imgs/docs/1.png');
    background-repeat: no-repeat;
    background-size: cover;

}

.certificates::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('../imgs/docs/1_on.png');
    background-repeat: no-repeat;
    background-size: cover;
    z-index: 2;
}

.certificates .container {
    position: relative;
    z-index: 3;
}

.certificates_title {
    font-size: 24px;
    font-weight: 800;
    color: #ffffff;
    text-align: center;
}
.certificates_text {
    font-size: 20px;
    font-weight: 400;
    margin-top: 20px;
    color: #FFFFFF;
}
.certificates_items {
    margin-top: 34px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.certificates_item_img {
    width: 22%;
    box-shadow: 2px 2px 10px 0 #2C3E5045;
    cursor: pointer;

    transition: .2s linear;
}

.certificates_item_img:hover {
    box-shadow: 4px 4px 15px 4px #2C3E5045;
}

/* PROGRAMS */

.programs {
    margin-top: 113px;
    margin-bottom: 146px;
}

.programs_inner {
}
.programs_title {
    text-align: center;
    font-size: 24px;
    color: #2C3E50;
    font-weight: 800;
}
.programs_items {
    margin-top: 108px;
    display: flex;
    justify-content: space-between;
}
.programs_item {
    width: 22%;
}
.program_item_img {
}
.program_item_title {
    margin-top: 38px;
    font-weight: 600;
    font-size: 16px;
    color: #000000;
}
.program_item_text {
    margin-top: 20px;
    font-weight: 400;
    font-size: 16px;
    color: #404040;
}



/* Legal */


.legal {
    margin-top: 87px;
    padding-top: 30px;
    padding-bottom: 22px;
    background-color: #D9D9D9;
}

.legal_text {
    font-size: 14px;
    font-weight: 200;
    color: #000;
}

.nav.footer_nav {
    margin-top: 25px;
    background-color: #D9D9D9;
    height: 69px;
}

.nav_links.footer_nav .nav_link {
    margin-left: 0;
    margin-right: 30px;
}
/* FOOTER */

.footer {
    background-color: #2C3E50;
}

.footer_items {
    margin: 0 auto;
    padding-top: 120px;
    display: flex;
    width: 78%;
    justify-content: space-between;
}
.footer_item {

}
.footer_item_title {
    font-weight: 800;
    font-size: 24px;
    padding-bottom: 5px;
    color: #fff;
}
.footer_item_link {
    display: block;
    text-decoration: none;
    color: #fff;
    font-weight: 200;
    font-size: 16px;
    margin-top: 25px;

    transition: .2s linear;
}

.footer_item_link:hover {
    text-decoration: underline;
}

.footer_contacts {
    margin-top: 160px;
    display: flex;
    justify-content: center;
    align-items: center;
    padding-bottom: 83px;
}
.footer_contacts_img {
}
.footer_contacts_text {
    margin-left: 44px;
    color: #fff;
    font-size: 16px;
    font-weight: 400;
  
}

.footer_contacts_text a {
    color: #fff;
    text-decoration: none;
    cursor: pointer;
}

.footer_contacts_text a:hover {

    text-decoration: underline;
}


.s_405 {
    border-top: 2px solid #2C3E50;
    height: 70vh;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    text-align: center;
}

.s_405_img {

}
.s_405_title {
    font-size: 24px;
    font-weight: bold;
}