h2#danraku2{
  border-bottom: solid 2px #151515;
}
h3#danraku3{
    padding: 0.4em 0.5em;
    color: #494949;
    background: #f4f4f4;
    border-left: solid 5px #151515;
    border-bottom: solid 3px #d7d7d7;
}
h4#danraku4{
    border-bottom: double 5px #151515;
}