#mainImg {
    background-repeat: no-repeat !important;
    background-size: auto, 55% !important;
    background-position: center right !important;
    margin-bottom: 2em;
}
#mainImg h2 {
    font-size: max(12pt, 1.6vw);
    font-weight: normal;
    position: relative;
    padding: 1.5em 0;
}
#mainImg h2::after {
    content: "";
}

#contents a {
    color: #00f;
    text-decoration: underline;
}
#contents a:hover {
    text-decoration: none;
}

#topicPath {
    padding: 1em 0 .5em;
}
#topicPath ul {
    display: flex;
}
#topicPath ul > li {
    font-size: 80%;
}
#topicPath ul > li:not(:last-child)::after {
    padding: .2em;
    content: "＞";
}

@media screen and (max-width: 430px){
    #contents .innerWrap {
        padding-left: 20px;
        padding-right: 20px;
    }
    #contents #topicPath .innerWrap {
        padding-left: 0;
        padding-right: 0;
    }
    #mainImg {
        background-size: auto, cover !important;
    }

    #topicPath ul {
        overflow-x: scroll;
        overflow-y: hidden;
        word-break: keep-all;
        white-space: nowrap;
    }
}