.about-section {
    position: relative;
    background: url('/source/images/myagkaya_krovlia/mk_glav.jpg') center/cover no-repeat;
    min-height: 100vh;
}
.about-section .overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
}
.about-section p, 
.about-section li {
    font-size: 1.05rem;
    line-height: 1.7;
}