
body,html{
    margin: 0;
    background: #ffffff;
    /*font-family: 'Verdana', sans-serif;*/
    font-family: -apple-system, 'Roboto', sans-serif;
    /*font-family:*/
    /*    -apple-system,*/
    /*    'Raleway-Black' ,*/
    /*    'Raleway-BlackItalic',*/
    /*    'Raleway-Bold' ,*/
    /*    'Raleway-BoldItalic' ,*/
    /*    'Raleway-ExtraBold' ,*/
    /*    'Raleway-ExtraBoldItalic' ,*/
    /*    'Raleway-ExtraLight' ,*/
    /*    'Raleway-ExtraLightItalic' ,*/
    /*    'Raleway-Medium' ,*/
    /*    'Raleway-MediumItalic' ,*/
    /*    'Raleway-SemiBold' ,*/
    /*    'Raleway-SemiBoldItalic' ,*/
    /*    'Raleway-Thin' ,*/
    /*    'Raleway-ThinItalic' ,*/
    /*    'sans-serif';*/
    box-sizing: border-box;
}

body.n_scroll{
    overflow-y: hidden;
}

.header{
    height: 50px;
    width: 100%;
    background: #FFFFFF;
    position: fixed;
    top: 0;
    padding: 10.5px 0 10.5px 0;
    z-index: 101;
}

.pointer{
    cursor: pointer;
}

.cut-width{
    max-width: 1280px;
    margin: auto;
}

.content{
    width: 100%;
    margin-top: 70px;
}

.clear_both {
    clear: both;
}


/*header*/

.left_part_header{
    width: 290px;
    float: left;
    text-align: -webkit-left;
    text-align: -moz-left;
    display: block;
}

.logo_header{
    height: 49px;
}

.right_part_header {
    width: calc(100% - 290px);
    float: right;
    position: relative;
    display: flex;
    justify-content: right;
    align-items: center;
    height: 49px;
}

.right_part_header_mobile{
    display: none;
}

.text_header{
    padding-right: 90px;
    /*text-transform: uppercase;*/
}





.standart_txt{
    color: #ffffff;
    /*font-family: Spline Sans;*/
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/

    font-size: 14px;
    /*font-weight: 500;*/
    line-height: normal;
}

.standart_txt.orange{
    color: #FB6952;
}


.standart_semi_bold_txt{
    color: #000000;
    /*font-family: Spline Sans;*/
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 16px;
    font-weight: 600;
    line-height: normal;
}

.large_txt{
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 36px;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
}


.semi_large_light{
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 18px;
    font-style: normal;
    font-weight: 300;
    line-height: normal;
}

.semi_large_semi_light{
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 14px;
    font-style: normal;
    font-weight: 400;
    line-height: normal;
}

.medium_txt{
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 24px;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
}

.medium_small_bold_txt{
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 20px;
    font-style: normal;
    font-weight: 600;
    line-height: normal;
}

.text_header.last_right{
    padding-right: 0;
}
.text_header.orange{
    color: #FB6952;
}
.text_header.last_left{
    padding-right: 26px;
    text-decoration: none;
    color: #10212B;
}
.description_page{
    margin-top: 0;
    display: block;
    font-size: 20px;
    font-weight: 500;
    color: #000000;
}

.title_page{
    font-size: 30px;
    font-weight: 600;
    /*text-transform: uppercase;*/
    color: #000000;
    margin-top: 10px;
    display: block;
    /*margin-bottom: 60px;*/
}
.splitter_text_header{
    height: 37px;
    width: 1px;
    background: #888;
    display: inline-block;
}

.language_select{
    color: #10212B;
    font-size: 16px;
    padding-right: 29px;
    display: inline-block;
    margin-left: 43px;
    margin-right: 49px;
    background: none;
    border: none;
    outline: none;
}

.language_select.open > .content_select_language{
    display: block;
}

.language_select.close > .content_select_language{
    display: none;
}

.language_select.close .arrow_language_select{
    transform: rotate(180deg);
    transition: 200ms;
}

.language_select.open .arrow_language_select{
    transform: rotate(0deg);
    transition: 200ms;
}

.first_line_language_select{
    width: 100%;
}
.curtain_main{
    display: none;
}

.name_language{
    width: calc(100% - 20px);
    padding-right: 10px;
    float: left;
    color: #10212B;
    /*text-transform: uppercase;*/
}

.img_arrow_language_select{
    filter: brightness(0) saturate(100%) invert(10%) sepia(22%) saturate(1270%) hue-rotate(158deg) brightness(91%) contrast(94%);
}

.arrow_language_select{
    width: 10px;
    float: right;
}

.content_select_language{
    background: #ffffff;
    width: 50px;
    border-radius: 2px;
    text-align: -webkit-center;
    text-align: -moz-center;
    position: absolute;
    padding: 10px 0;
    top: 34px;
}

.content_select_language > div{
    color: #000000;
}

.splinner_select_language{
    width: 40px;
    height: 1px;
    background: #D9D9D9;
    margin: 5px 0;
}

/*sections*/

.container_sections_buttons{
    height: 55px;
    background: #10212B;
    position: sticky;
    top: 69px;
    z-index: 100;
}

.container_content_sections_buttons{
    width: 100%;
    display: flex;
    height: 55px;
}

.section_btn{
    display: block;
    text-decoration: none;
}
.section_btn.close{
    background: #10212B;
    height: 55px;
}
.section_btn.open{
    height: 45px;
    background: #ffffff;
    position: relative;
    bottom: -10px;
    border-radius: 5px 5px 0 0;
}
.section_btn.open > .txt_section{
    color: #10212B;
    padding: 15px 30px 15px 30px;
    /*text-transform: uppercase;*/
}
.section_btn.close > .txt_section{
    color: #ffffff;
    padding: 18px 30px 18px 30px;
    /*text-transform: uppercase;*/
}

.section_btn:hover > .txt_section{
    padding: 15px 30px 15px 30px;
    /*text-transform: uppercase;*/
}

.description_sections_buttons{
    display: none;
}

.section_btn:hover {
    height: 45px;
    position: relative;
    bottom: -10px;
}

.txt_section{
    padding: 18px 30px 18px 30px;
}

/* service */
.block_service{
    margin: auto;
    display: flex;
    width: 95%;
    flex-wrap: wrap;
}

.block_service.two_cols{
    flex-wrap: wrap;
}

.service_block_container{
    width: 28%;
    margin: 0 1.5%;
    /* margin-bottom: 70px; */
    padding: 10px;
}

.service_block_container.two_cols{
    width: calc(50% - 70px);
    margin-right: 70px;
    margin-bottom: 25px;
}

.childs_service_container{
    border-left: 1px solid #9CDDF7;
    padding-left: 10px;
    margin-top: 20px;
}

.services_block_child{
    margin-top: 15px;
    margin-bottom: 15px;
    padding: 10px;
}

.left_part_service{
    width: 60px;
    float: left;
}

.service_img{
    object-fit: contain;
    width: 60px;
    height: 60px;
}

.right_part_service{
    width: calc(100% - 80px);
    float: right;
    padding-left: 20px;
    font-weight: 600;
    color: #000000;
    /*text-transform: uppercase;*/
}

.right_part_service.two_cols{
    font-weight: 500;
    /*text-transform: uppercase;*/
}

.right_part_service.child{
    font-weight: 500;
}

.right_part_service.w_100{
    width: 100%;
    float: unset;
    padding-left: 0;
    height: 72px;
}

.px30_txt{
    font-size: 30px;
}


/*how with us working*/

.container_how_w_us_working{
    background: url("images/how_with_us_working_background.svg");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: top;
    width: 100%;
}

.large_txt.h_w_u_w{
    /*padding: 0 0 20px 0;*/
    text-align: center;
    padding-bottom: 30px;
}

.descript_process_block{
    display: flex;
    width: 100%;
    /*padding-bottom: 70px;*/
    margin: auto;
    flex-wrap: wrap;
    justify-content: center;
}

.descript_process_container{
    width: 250px;
    background: none;
    text-align: -webkit-center;
    text-align: -moz-center;
    /*margin-bottom: 23px;*/
    padding: 20px;
}

.photo_container_descript_process{
    text-align: center;
    width: 65px;
    height: 65px;
}

.txt_descript_process.standart_txt{
    font-weight: 600;
    padding-top: 10px;
    text-align: center;
    width: 100%;
    color: #000000;
    /*text-transform: uppercase;*/
}
.img_descript_process{
    width: 65px;
    height: 65px;
    object-fit: contain;
    object-position: bottom;
}

.form_feedback_container{
    margin: auto;
    width: 80%;
}


.top_border_gradient{
    border-radius: 6px 6px 0 0;
    height: 6px;
    width: 100%;
    background: linear-gradient(270deg, #FB6952 63.38%, #DD4F39 80.71%, #B73825 104%);
}

.form_feedback{
    background: #ffffff;
    border-radius: 0 0 6px 6px;
    position: relative;
}

.title_form_feedback{
    /*text-transform: uppercase;*/
}

.container_content_form_feedback{
    padding: 40px;
    display: flex;
    flex-direction: row-reverse;
}

.container_content_form_feedback.hide{
    opacity: 0;
}

.place_f_after_send.hide{
    display: none;
}

.place_f_after_send{
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: block;
}

.container_input{
    margin-bottom: 25px;
}

.input_form_feedback{
    border: none;
    border-bottom: 1px solid #E3E3E3;
    width: calc(100% - 20px);
    color: #000000;
    /*font-family: -apple-system, 'Raleway-Regular', sans-serif;*/
    font-size: 16px;
    font-weight: 500;
    outline: none;
    padding-bottom: 5px;
    padding-left: 20px;
    transition: 500ms;
}

.input_form_feedback.error{
    border-bottom: 1px solid #FF3F20;
    transition: 500ms;
}

.input_form_feedback::placeholder{
    color: #9a9a9a;
}

.label_feedback_form{
    color: #9a9a9a;
    padding-left: 20px;
    padding-bottom: 5px;
    display: block;
    font-weight: 400;
    font-size: 16px;
    transition: 500ms;
}

.textarea_form_feedback{
    border: 1px solid #E3E3E3;
    width: calc(100% - 20px);
    min-height: 120px;
    max-width: calc(100% - 20px);
    min-width: calc(100% - 20px);
    outline: none;
    padding: 20px 0 20px 20px;
    font-size: 16px;
    font-family: -apple-system, 'Roboto', sans-serif;
    transition: 500ms;
}

.textarea_form_feedback.error{
    border: 1px solid #FF3F20;
    transition: 500ms;
}

.description_form_feedback_txt{
    margin-top: 30px;
    margin-bottom: 135px;
    color: #000000;
    width: 100%;
    overflow-wrap: break-word;
}

.right_bottom_part_feedback{
    position: relative;
    bottom: 0;
}

.form_feedback_content{
    width: 73%;
    margin-right: 50px;
}

.description_form_feedback{
    width: 40%;
    position: relative;
}

.button_form_feedback{
    width: 100%;
    border: 1px solid #FB6952;
    color: #FB6952;
    transition: 200ms;
    background: none;
    padding: 15px 0;
    border-radius: 5px;
    position: absolute;
    bottom: 0;
}
.button_form_feedback.hide{
    display: none;
}

.button_form_feedback:hover{
    color: #ffffff;
    background: #FB6952;
    transition: 200ms;
}

.checkbox_container{
    width: 100%;
    margin-bottom: 10px;
    position: absolute;
    bottom: 50px;
}

.check_box_form_feedback{
    border: 1px solid #000000;
    background: none;
    display: inline-block;
    width: 15px;
    height: 15px;
    outline: none;
    transition: 500ms;
}

.a_user_agreement{
    color: #FB6952;
}

.check_box_form_feedback.error{
    border: 1px solid #FF3F20;
    transition: 500ms;
}

.label_feedback_form_checkbox{
    font-size: 12px;
    color: #000000;
    font-weight: 400;
    width: 90%;
    float: right;
    transition: 500ms;
}
.label_feedback_form_checkbox.error{
    color: #FF3F20;
    transition: 500ms;
}

/* block plugin*/

.plugin_container{
    margin: auto;
    width: 90%;
    /*padding-bottom: 100px;*/
}

.plugin_txt{
    margin-bottom: 35px;
    width: 100%;
    font-size: 30px;
}

.plugin_description{
    margin-bottom: 35px;
}

.btn_download_plugin{
    border-radius: 5px;
    background: #0C54A0;
    width: 100%;
    border: none;
    outline: none;
    transition: 200ms;
}

.btn_download_plugin:hover{
    background: #0a3f79;
    transition: 200ms;
}

.btn_inf_about_plugin{
    border: 1px solid #0C54A0;
    background: none;
    color: #0C54A0;
    transition: 200ms;
    outline: none;
    width: 100%;
    border-radius: 5px;
    margin-top: 20px;
}

.btn_inf_about_plugin:hover{
    background: #0C54A0;
    transition: 200ms;
}

.btn_inf_about_plugin:hover .btn_inf_about_plugin_txt{
    color: #ffffff;
}

.btn_inf_about_plugin_txt{
    color: #0C54A0;
}

.container_content_btn_download{
    width: 96%;
    padding: 15px 2%;
}

.left_part_btn{
    width: 24px;
    float: left;
}
.img_download_f_btn{
    width: 24px;
}

.right_part_btn{
    width: 100%;
    margin: auto;
    color: #ffffff;
    /*position: relative;*/
    /*top: 5px;*/
}

.plugin_container_content{
    width: 100%;
    display: flex;
    justify-content: space-between;
}

.left_part_plugin_container{
    width:65%;
}
.right_part_plugin_container{
    width: 32%;
    /*position: relative;*/
}


.logo_3d_sec_designer{
    height: 100%;
    width: 100%;
    object-fit: contain;
    object-position: bottom;
}

/*faq*/

.large_txt.faq{
    width: 100%;
    text-align: center;
}

.container_content_faq{
    margin: 100px 170px 0 170px;
    padding-bottom: 90px;
}

.faqs_container{
    width: 100%;
    display: block;
    margin-top: 40px;
}

.faq_container{
    width: 100%;
    background: #ffffff;
    box-shadow: 3px 4px 5.3px 0 rgba(151, 167, 176, 0.20);
}

.first_line_faq{
    width: 100%;
}

.container_content_first_line{
    padding: 22px;
    width: calc(100% - 44px);
}
.name_faq{
    float: left;
    width: calc(100% - 25px);
    margin-right: 10px;
}

.faq_icon{
    width: 15px;
    float: right;
}

.faq_icon_img{
    width: 15px;
    display: block;
    position: relative;
    top: 6px;
}

.faq_container.open .faq_icon_img{
    transition: 200ms;
    transform: rotate(180deg);
}
.faq_container.close .faq_icon_img{
    transition: 200ms;
    transform: rotate(0deg);
}

.faq_container.close .faq_content{
    display: none;
}

.faq_container.open .faq_content{
    display: block;
}

.faq_content{
    color: #000000;
    padding: 20px;
    width: calc(100% - 40px);
}

/*footer*/

.block_footer{
    width: 100%;
    background: #10212B;
}

.footer_els_container{
    width: 84%;
    display: flex;
    flex-wrap: wrap;
}

.footer_el{
    width: 26%;
    margin-right: 50px;
    margin-bottom: 20px;
}

.footer_name_str{
    color: #ffffff;
    font-weight: 500;
}

.footer_el_childs{
    margin-top: 20px;
}

.footer_name_str{
    margin-top: 20px;
    display: block;
    text-decoration: none;
    /*text-transform: uppercase;*/
}

.flex_container_footer{
    display: flex;
    width: 100%;
    padding-top: 70px;
    padding-bottom: 60px;
}

.btn_contacts_footer{
    border-radius: 2px;
    border: 1px solid #FB6952;
    padding: 15px 0;
    color: #FB6952;
    background: none;
    width: 100%;
    transition: 200ms;
    text-decoration: none;
    display: block;
    text-align: center;
}
.btn_contacts_footer:hover{
    border-radius: 2px;
    border: 1px solid #FB6952;
    padding: 15px 0;
    background: #FB6952;
    color: #ffffff;
    transition: 200ms;
}

.logo_footer{
    height: 35px;
}

.inf_contacts_footer{
    padding: 20px 0 15px 0;
}

.txt_footer{
    padding-bottom: 5px;
    text-decoration: none;
    display: block;
}

/* how dev*/
.block_how_dev{
    width: 100%;
}

.block_how_dev_title{
    width: 100%;
    text-align: left;
    margin-bottom: 20px;
}

.how_dev_container_widgets{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    justify-content: left;
}

.how_dev_widget{
    width: 260px;
    padding: 10px;
    margin: 5px 0;
}

.how_dev_widget_description{
    width: 90%;
    font-weight: 400;
    font-size: 16px;
    color: #000000;
    margin-top: 15px;
    margin-bottom: 25px;
    text-transform: unset;
}

.img_how_arrow{
    width: 35px;
}

.how_dev_arrow_container{
    width: 35px;
    height: 35px;
    padding: 10px 0;
}

.how_dev_widget_txt{
    width: 100%;
    margin-right: 20px;
    font-weight: 600;
}

.block_container_how_dev_widget {
    display: flex;
}

.first_line_widget_how_dev{
    width: 100%;
    display: block;
}

.widget_how_dev_characters{
    width: 100%;
}

.widget_how_dev_characters_title{
    font-weight: 700;
    color: #000000;
}

.list_characters_widget_how_dev{
    padding-left: 15px;
}

.list_characters_widget_how_dev > li{
    color: #000000;
    text-transform: unset;
    list-style: '- ';
}

/*block present technology*/

.a_block_present_technology{
    text-decoration: none;
}

.txt_block_present_technology{
    width: 100%;
    display: block;
    text-align: center;
    padding-bottom: 5px;
    padding-top: 5px;
}

.content_block_present_technology{
    width: 71%;
    text-align: -webkit-right;
    text-align: -moz-right;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    margin: auto;
}

.left_part_block_present_technology{
    width: 75%;
    text-align: -webkit-left;
    text-align: -moz-left;
    margin-right: 5%;
}
.right_part_block_present_technology{
    width: 20%;
}

.img_block_present_technology{
    width: 100%;
    height: 100%;
    object-fit: contain;
}

/* functional features*/

.content_block_functional_features{
    width: 100%;
    position: relative;
    display: flex;
    justify-content: right;
    flex-wrap: wrap;

}

.first_line_block_functional_features{
    display: flex;
    width: 100%;
    flex-direction: row;
    justify-content: space-between;
    min-height: 250px;
}

.title_block_functional_features{
    font-size: 30px;
    margin-bottom: 30px;
    font-weight: 600;
}

.container_image_block_functional_features{
    width: 45%;
}

.image_functional_features{
    max-width: 100%;
    object-fit: contain;
    border-radius: 10px;
}

.container_txt_first_line_block_functional_features{
    width: 50%;
}

.functional_features_option_txt{
    margin-bottom: 15px;
    width: 100%;
    overflow-wrap: anywhere;
    font-size: 14px;
    font-weight: 400;
}

.container_content_functional_features_block_items{
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.80);
    box-shadow: 1px 1px 10px 0 rgba(16, 33, 43, 0.10);
    width: 95%;
    padding: 10px;
    /*position: relative;*/
    /*bottom: 20px;*/
    display: flex;
    flex-wrap: wrap;
    margin-top: -3%;
}

.container_content_features_block_item{
    width: 17%;
    display: block;
    /* margin-left: 10px; */
    /* margin-right: 10px; */
    padding: 10px;
    margin: 5px;
}

.container_content_features_block_item.bottom{
    /*margin-bottom: 100px;*/
}

.img_item_container_functional_features{
    width: 100%;
    margin-bottom: 10px;
    height: 150px;
    text-align: center;
}

.img_item_functional_features{
    max-width: 100%;
    object-fit: contain;
    object-position: bottom;
    height: 100%;
}

.description_item_features_container{
    font-size: 14px;
    /*font-weight: 600;*/
    color: #000000;
    text-align: left;
    max-height: 85px;
    overflow: hidden;
}

.title_item_features_container{
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 15px;
    text-align: center;
}

.options_functional_features{
    height: 180px;
    overflow: hidden;
}

/* slider block */

.container_sliders{
    height: calc(100vh - 125px);
    margin-top: 70px;
}

.one_slide_container{
    height: 100%;
    position: relative;
}
.one_slide_container.show{
    display: block;
}
.one_slide_container.hide{
    display: none;
}

.picture_slider_container{
    display: block;
    height: 100%;
}

.picture_slider{
    height: 100%;
    width: 100%;
    object-fit: cover;
    object-position: center;
}

.slider_block_text_container{
    width: 100%;
    position: absolute;
    top: 0;
    height: 100%;
    margin: auto;
}

.cut_width_slider{
    height: 100%;
    position: relative;
}

.bottom_part_container_slide{
    position: absolute;
    bottom: 80px;
}
.top_part_container_slide{
    position: absolute;
    top: 290px;
    right: 0;
    width: 40%;
}

.functions_btns_slider{
    display: block;
    position: relative;
    bottom: 0;
    left: 0;
    color: #ffffff;
}

.iterator_slide{
    position: relative;
    bottom: 6px;
    margin: 0 11px;
    display: inline-block;
}

.slider_block_text{
    display: block;
    color: #ffffff;
    border-left: 3px solid #fff;
    padding-left: 20px;
}

.title_slide{
    font-size: 40px;
    font-weight: 600;
    margin-bottom: 30px;
}

.description_slide{
    overflow-wrap: break-word;
}

/* presentation aerBim*/

.container_block_presentation_aerBim{
    width: 100%;
    display: block;
}

.w_one_present{
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    padding: 25px;
    margin-top: 10px;
    margin-bottom: 10px;
}

.w_one_present.odd{
    flex-direction: row-reverse;
}
.w_one_present.even{
    flex-direction: row;
}
.txt_part_w_one_present{
    width: 43%;
}
.w_one_present.even .txt_part_w_one_present{
    margin-right: 5%;
    padding-left: 2%;
}
.w_one_present.odd .txt_part_w_one_present{
    margin-left: 5%;
    padding-left: 2%;
}

.title_w_one_present{
    color: #000000;
    /*text-transform: uppercase;*/
    font-size: 30px;
    font-weight: 600;
}

.splinner_w_one_present{
    height: 1px;
    margin: 15px 0;
    width: 50%;
    background: #9CDDF7;
}

.description_w_one_present{
    color: #000000;
    font-size: 14px;
    font-weight: 400;
    overflow-wrap: break-word;
}

.img_container_part_w_one_present{
    width: 50%;
}

.img_part_w_one_present{
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: top;
    max-height: 50vh;
}

/* project request*/

.first_title_project_request{
    width: 100%;
    text-align: left;
    font-weight: 500;
    font-size: 20px;
    margin-bottom: 40px;
}

.second_title_project_request{
    font-size: 24px;
    font-weight: 600;
    width: 100%;
    text-align: center;
}

.form_project_request{
    margin-top: 40px;
}

.title_of_group_from_p_j{
    font-weight: 400;
    font-size: 20px;
    padding-bottom: 10px;
}

.content_group_inputs_f_p_j{
    padding: 30px 70px 0 70px;
    border-top: 1px solid #9CDDF7;
}

.label_f_project_request{
    font-size: 16px;
    font-weight: 400;
    display: block;
}

.input_f_project_request{
    border-radius: 1px;
    border: 1px solid #E3E3E3;
    background: #FFF;
    box-shadow: 1px 1px 2px 0 rgba(151, 167, 176, 0.20);
}

/* errors */
.error_input_html{
    color: #FF3F20;
    padding: 2px 0 0 0;
    font-size: 12px;
}

.error_input_html > ul{
    padding: 0;
    margin: 0;
    list-style: none;
}
.error_input_html > li{
    padding: 0;
    margin: 0;
    list-style: none;
}

/* form feedback after send*/

.w_after_send{
    width: 100%;
    text-align: center;
    height: 100%;
    font-size: 36px;
    padding: 26px 0;
}

/* contacts */

/*.b_contacts{*/
/*    margin: 100px 0;*/
/*}*/

.title_of_the_page_contacts{
    font-size: 36px;
    font-weight: 600;
    /*text-transform: uppercase;*/
    text-align: left;
    width: 100%;
}

.cards_contacts_container {
    padding: 80px 70px;
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
}

.card_contacts{
    width: 45%;
    margin: 0 2.5%;
}

.container_img_card_contacts{
    width: 100%;
    height: 300px;
}

.img_card_contacts{
    width: 100%;
    height: 100%;
    border-radius: 5px 5px 0 0;
}

.description_contact{
    width: 100%;
    padding: 25px;
    border-radius: 0 0 5px 5px;
    background: #FFF;
    box-shadow: 1px 1px 11.3px 0 rgba(16, 33, 43, 0.12);
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
}

.name_contact{
    font-size: 30px;
    font-weight: 600;
    padding-bottom: 10px;
}

.description_office_contact{
    font-size: 14px;
    font-weight: 400;
    padding-bottom: 20px;
}

.label_work_time{
    font-size: 14px;
    font-weight: 600;
}

.work_time_office{
    font-weight: 400;
    font-size: 14px;
    padding-bottom: 20px;
}

.label_contact{
    display: inline-block;
    font-size: 14px;
    font-weight: 600;
}

.text_contact{
    display: inline-block;
    font-size: 14px;
    font-weight: 400;
}

/* examples project*/

.b_projects_slider{
    display: flex;
    flex-wrap: wrap;
    flex-direction: row;
    width: 100%;
    justify-content: space-between;
    align-items: center;
}

.right_part_b_projects_slider{
    transform: rotate(180deg);
}

.info_part_b_projects_slider{
    padding: 0 30px;
    width: 87%;
}

.el_container_projects_slider{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    flex-direction: row;
}
.el_container_projects_slider.hide{
    display: none;
}

.left_part_proj{
    width: 47.5%;
    margin-right: 2.5%;
}

.title_proj {
    font-size: 14px;
    font-weight: 400;
    color: #0C54A0;
    border-radius: 5px;
    background: #003f811f;
    padding: 5px 10px;
    width: fit-content;
    margin-bottom: 15px;
}

.name_proj{
    font-size: 30px;
    font-weight: 600;
    margin-bottom: 30px;
    /*text-transform: uppercase;*/
}

.task_title{
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
}

.task_description{
    font-size: 14px;
    font-weight: 400;
}

.right_part_proj{
    width: 47.5%;
    margin-left: 2.5%;
    height: 350px;
}

.img_proj{
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}