section.single {
    min-height: 60vh;
}
section.single .post__title {
    font-size: 2rem;
    margin-bottom: 1rem;
    margin-top: 0;
    position: relative;
}
section.single .post__title::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background-color: #e5e5e5;
}