body,html{
    margin: 0;
    background: #ffffff;
    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';
}

.header{
    height: 50px;
    width: 100%;
    background: #10212B;
    position: fixed;
    top: 0;
    padding: 5px 0 5px 0;
}

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

.content{
    width: 100%;
    margin-top: 55px;
}


/*header*/

.left_part_header{
    width: 25%;
    float: left;
    text-align: -webkit-right;
}

.right_part_header {
    width: calc(75% - 320px);
    float: right;
    padding: 17px 0 15px 320px;
    position: relative;
}

.text_header{
    padding-right: 90px;
}

.standart_txt{
    color: #ffffff;
    /*font-family: Spline Sans;*/
    font-family: -apple-system, 'Raleway-Regular', sans-serif;
    font-size: 16px;
    font-weight: 500;
    line-height: normal;
    text-transform: uppercase;
}

.text_header.last_right{
    padding-right: 0;
}
.text_header.orange{
    color: #FB6952;
}
.text_header.last_left{
    padding-right: 26px;
}
.splitter_text_header{
    height: 37px;
    width: 1px;
    background: #888;
    display: inline-block;
    position: absolute;
    top: 6px;
}

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



/*sections*/

.container_sections_buttons{
    height: 55px;
    background: #10212B;
    position: sticky;
    top: 60px;
}

.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;
    transition: 300ms;
}
.section_btn.open > .txt_section{
    color: #10212B;
    padding: 15px 30px 15px 30px;
    transition: 300ms;
}
.section_btn.close > .txt_section{
    color: #ffffff;
    padding: 18px 30px 18px 30px;
    transition: 500ms;
}

.section_btn:hover > .txt_section{
    padding: 15px 30px 15px 30px;
    transition: 300ms;
}

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

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