html, * {
    font-size: 16px;
    font-family: Helvetica, STXiHei, "华文细黑", "Microsoft YaHei", "微软雅黑", SimSun, "宋体", Heiti, "黑体", sans-serif;
    line-height: 1.5rem;
    letter-spacing: normal;
    font-color: #555;
}

blockquote {
    margin: 0;
    padding: 1rem 2rem;
    border-left: 3px solid #EEE;
}

li p {
    margin: 0;
    display: inline;
}

.indexing {
    margin: 2rem 1rem;
}

.entry a {
    color: #555;
    text-decoration: none;
}

.entry a:hover {
    color: #111;
    text-decoration: none;
}

.subtitle {
    color: #999;
    margin-left: 1rem;
}

.section {
    font-size: 1.1rem;
    margin-bottom: 1rem;
    border-top: 1px solid #AAA;
}

.contents {
    margin-bottom: 5rem;
}
.header, .footer {
    min-height: 5rem;
}

.year-title {
    border: 1px solid #AAA;
    margin-bottom: 10px;
    padding: 0.5rem;
    font-size: 150%;
}

.page-tree {
    display: flex;
    border-top: 1px solid #DDD;
    padding: 1rem 0;
}
.page-tree-prev, .page-tree-mid {
    flex-grow: 1;
}
.page-tree-link a {
    color: #555;
    text-decoration: none:
}
.page-tree-link a:hover {
    color: #111;
    text-decoration: none:
}

.title {
    font-size: 1.4rem;
    margin-bottom: 3rem;
}

.doc-body {
    position: relative;
}

.right-margin, .inline-margin {
    position: initial;
    width: 80%;
    margin: 1rem auto;
    background-color: #f7f7f7;
    color: #5a5a5a;
}

@media screen and (min-width: 35.5em) {
    .entries {
        column-count: 2;
    }

}

@media screen and (min-width: 64em) {
    .right-margin {
        position: absolute;
        right: 5px;
        top: auto;
        width: 23.3333333%; /* four columns */
        margin: 0px;
        background-color: #f7f7f7;
        color: #5a5a5a;
        padding: 0.2rem;
        border-radius: 5px;
    }

    .entries {
        column-count: 3;
    }

}

@media screen and (min-width: 2000px) {
    .container {
        max-width: 1280px;
    }
    html, * {
        font-size: 20px;
    }
}