h3 {
    font-size: 14px;
    color: #154360;
    margin: 16px 0 6px;
    border-bottom: 1px dashed #a9cce3;
    padding-bottom: 3px;
}

h4 {
    font-size: 13px;
    color: #1a5276;
    margin: 12px 0 4px;
}

.content-block p {
    font-size: 13px;
    line-height: 1.7;
    margin-bottom: 8px;
}

.content-list {
    margin: 6px 0 10px 20px;
    font-size: 13px;
    line-height: 1.8;
}

.note-block {
    background-color: #d6eaf8;
    border-left: 3px solid #2980b9;
    padding: 8px 12px;
    font-size: 12px;
    line-height: 1.6;
    margin: 10px 0;
    color: #154360;
}

.tip-block {
    background-color: #d5f5e3;
    border-left: 3px solid #27ae60;
    padding: 8px 12px;
    font-size: 12px;
    line-height: 1.6;
    margin: 10px 0;
    color: #1e8449;
}

.warn-block {
    background-color: #fdebd0;
    border-left: 3px solid #e67e22;
    padding: 8px 12px;
    font-size: 12px;
    line-height: 1.6;
    margin: 10px 0;
    color: #784212;
}

.formula-block {
    background-color: #eaf4fb;
    border: 1px solid #a9cce3;
    padding: 10px 14px;
    margin: 10px 0;
    overflow-x: auto;
    font-size: 13px;
}

table.compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
    margin: 10px 0;
}

table.compare-table th {
    background-color: #154360;
    color: #fff;
    padding: 6px 8px;
    text-align: left;
}

table.compare-table td {
    border: 1px solid #a9cce3;
    padding: 6px 8px;
    vertical-align: top;
}

table.compare-table tr:nth-child(even) td {
    background-color: #eaf4fb;
}

pre.code-block {
    background-color: #1a2a3a;
    color: #c8d8e8;
    padding: 12px 14px;
    font-size: 12px;
    line-height: 1.7;
    overflow-x: auto;
    margin: 10px 0;
    border-radius: 2px;
}