h2 {
    padding-top: 55px;
    margin-top: -40px;
}

h2:not(:first-of-type)::after {
    content: " ";
    display: block;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

h3 {
    padding-top: 50px;
    margin-top: -40px;
}
h3::after{
    content: " ";
    display: block;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

h4 {
    padding-top: 45px;
    margin-top: -40px;
}
h4::after {
    content: " ";
    display: block;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}