.s_layout .s_box .s_txt h3 {
    font-size: 17px;
    font-family: 'Open Sans', serif;
    letter-spacing: 0;
}
.about-sect .txt-box .index-about-editor .editor h3,
.a_layout .a_item h4 {
    font-size: 22px;
    line-height: 1.4;
    letter-spacing: 1px;
}
.a_layout .a_item .a_title h3 {
    font-size: 50px;
    font-weight: bold;
    font-family: 'Open Sans', serif;
}
@media screen and (max-width: 1000px){
    .about-sect .txt-box .index-about-editor .editor h3 {
        font-size: 20px;
    }
    .a_layout .a_item .a_title h3 {
        font-size: 40px;
    }
    .a_layout .s_layout .s_box .s_txt h3 {
        font-size: 16px;
    }
}