body {
    background-image: url(../images/home_00_img.jpg);
    background-repeat: no-repeat;
}

.responsive {
    max-width: 100%;
    height: auto;
}

a {
    text-decoration: none;
    color: white;
}

h1 {
    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
    color: #161616;
}

.nav {
    width: auto;
    height: 40px;
    display: flex;
    justify-content: space-between;
    
    margin: 0 0 130px 0;
}

.btn {
    font-family: roboto_bold;
    font-size: 15px;
    line-height: 40px;
    color: white;
}

.contenu_principal_sate {
    width: 850px;
    height: auto;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

.header {
    width: auto;
    height: 450px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.logo {
    width: auto;
    height: auto;
}

.teaser {
    width: auto;
    height: auto;

    font-family: roboto_bold;
    font-size: 32px;
    line-height: 40px;
    color: white;
    margin: 30px 0 80px 0;
}

.titre_section {
    width: auto;
    height: auto;

    font-family: roboto_bold;
    font-size: 22px;
    margin: 30px 0 30px 0;
}

.section_how_bloc1 {
    width: auto;
    height: auto;

    display: flex;
    align-items: flex-end;
    margin: 0 0 30px 0;
}

.section_how_bloc1_txt {
    width: 50%;
}

.section_how_bloc1_img {
    width: 50%;
}

.section_how_bloc2 {
    width: auto;
    height: auto;

    display: flex;
}

.section_how_bloc2_txt {
    width: 50%;
}

.section_how_bloc2_img {
    width: 50%;
}

.section_how_bloc3 {
    width: auto;
    display: flex;
    justify-content: end;
}

.section_how_bloc3_img {
    width: 40%;
    margin-right: 85px;
}

.separateur_section {
    width: auto;
    height: 20px;
    background-color: #dcdcdc;
    margin: 30px 0 30px 0;
}

.section_training {
    width: auto;
    height: auto;

    display: flex;
    flex-direction: column;
}

.section_training_01 {
    width: auto;
    height: auto;

    display: flex;
    justify-content: space-around;

    margin-bottom: 25px;
}

.training_bloc01,
.training_bloc02,
.training_bloc03 {
    width: auto;
    height: auto;
    display: flex;

    flex-direction: column;
    align-items: center;
}

.trainin_img {
    width: 80%;
    display: flex;
    margin-bottom: 18px;
}

.trainin_txt {
    display: flex;
    font-family: roboto_medium;
    font-size: 16px;
}

.section_training_02 {
    width: auto;
    height: auto;

    display: flex;
    justify-content: space-around;
}

.section_focus {
    width: auto;
    height: auto;
    display: flex;
    column-gap: 25px;
}

.section_focus_img {
    width: 50%;
    height: auto;
    display: flex;
}

.section_focus_txt {
    width: 50%;
    height: auto;
    display: flex;
    flex-direction: column;
}

.focus_txt_01 {
    font-family: roboto_medium;
    font-size: 16px;
    color: #161616;
    margin-bottom: 20px;
}

.focus_txt_02 {
    font-family: roboto_light;
    font-size: 22px;
    line-height: 22px;
    margin-bottom: 20px;
}

.focus_txt_03 {
    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
}

.section_installation {
    width: auto;
    height: auto;
    display: flex;
    flex-direction: column;
}

.section_installation_bloc1 {
    width: auto;
    height: auto;
    display: flex;
    flex-direction: column;
    margin-bottom: 30px;
}

.section_installation_bloc1_txt1 {
    font-family: roboto_light;
    font-size: 22px;
    line-height: 26px;
    margin-bottom: 20px;
}

.section_installation_bloc1_txt2 {
    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
}

.section_installation_bloc2 {
    width: auto;
    height: auto;
    display: flex;
    justify-content: space-around;
}

.section_installation_bloc2a {
    width: 200px;
    height: auto;
    display: flex;
    flex-direction: column;

    margin-bottom: 0;
}

.installation_img {
    width: 200px;
    margin-bottom: 20px;
}

.installation_txt {
    font-family: roboto_medium;
    font-size: 16px;
    line-height: 21px;
    color: #161616;
    text-align: center;
}

.section_quality {
    width: auto;
    height: auto;
    display: flex;
    flex-direction: column;
}

.section_quality_bloc1 {
    font-family: roboto_light;
    font-size: 22px;
    line-height: 26px;
    margin-bottom: 20px;
}

.section_quality_bloc2 {
    width: auto;
    height: auto;
    display: flex;
    column-gap: 30px;
}

.section_quality_bloc2_txt {
    width: 60%;

    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
}

.section_quality_bloc2_img {
    width: auto;

    display: flex;
    column-gap: 30px;
    justify-content: space-around;
}

.section_quality_bloc2_img img {
    width: 180px;
}

.section_programs {
    width: auto;
    height: auto;
}

.section_programs_bloc1 {
    width: auto;
    margin-bottom: 30px;
}

.section_programs_bloc1_txt1 {
    font-family: roboto_light;
    font-size: 22px;
    line-height: 26px;
    margin-bottom: 20px;
}

.section_programs_bloc1_txt2 {
    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
}

.section_programs_bloc2 {
    width: auto;
    display: flex;
    flex-direction: row;
    justify-content: space-around;
}

.programs_bloc {
    width: 200px;
}

.programs_img img {
    width: 200px;
    margin-bottom: 20px;
}

.programs_txt {
    font-family: roboto_medium;
    font-size: 16px;
    line-height: 21px;
    color: #161616;
    text-align: center;
}

.section_contact {
    width: auto;
    height: auto;
    display: flex;
    margin: 0 0 30px 0;
}

.section_contact_bloc1 {
    width: 50%;
}

.section_contact_bloc1_txt1 {
    font-family: roboto_light;
    font-size: 22px;
    line-height: 26px;
    margin-bottom: 20px;
}

.section_contact_bloc1_txt2 {
    font-family: roboto_light;
    font-size: 17px;
    line-height: 22px;
}

.section_contact_bloc2 {
    width: 50%;
    height: auto;
    display: flex;
    justify-content: center;
    align-items: center;
}

.contact_mail {
    width: 300px;
    height: 100px;

    display: flex;
    justify-content: center;
    align-items: center;

    border: solid 8px #dcdcdc;
    font-family: roboto_bold;
    font-size: 22px;
    color: gray;
}

.copyright {
    width: auto;
    height: auto;
    font-family: roboto_bold;
    font-size: 11px;
    margin: 30px 0 100px 0;
}