body {
    background-color: #fff;
}
header {
    height: 23rem;
}
.content_wrap {
    border-radius: 8rem ;
    background-color: #fff;
    position: relative;
    top: -10rem;
    padding: 0 2rem 6rem 2rem;


    background: linear-gradient(transparent 30rem, #0a6ebd 30rem, #0a6ebd 0);
    /* background: linear-gradient(#fff 50%, #0a6ebd 50%, #0a6ebd 0);
    background-attachment: fixed; */
}
.content_wrap .content {
    background-color: #f2f4f7;
    padding: 2rem;
    padding-top: 5rem;
    border-radius: 2rem;
    box-shadow: 0 0 2rem rgba(0, 0, 0, .2);
    margin-bottom: 3rem;
}
.content_wrap .content h2 {
    color: #003c6a;
    font-size: 2rem;
    font-weight: bold;
    line-height: 1.2;
    margin-bottom: 4rem;
    position: relative;
}
.content_wrap .content h2::before {
    content:"Q.";
    color: #0a6ebd;
    font-weight: 900;
    font-size: 2.2rem;
    position: absolute;
    left: 0; top: -3rem;
}
.content_wrap .content pre {
    font-size: 1.8rem;
    line-height: 1.5;
    color: #444;
    position: relative;
}
.content_wrap .content pre::before {
    content:"A.";
    color: #0a6ebd;
    font-weight: 900;
    font-size: 2.2rem;
    position: absolute;
    left: 0; top: -3rem;
}