h2.midashi {
    margin: 0 0 1.5em;
    padding: 0.3em;
    background: #4169e1;
    color: #fff;
}
h3 {
    margin: 0 0 1.5em;
    padding: 0.3em;
    border-left: 7px solid #4169e1;
    border-bottom: 2px solid  #78A839;
}

h4 {
    margin: 0 0 1.5em;
    padding: 0.3em;
    border-bottom: 2px dashed#78A839;
}

h30 {
    font-size: 14px;
    font-weight: bold;
}