body {
    background: #ffffee;
    color: #800000;
    font-family: arial, helvetica, sans-serif;
    font-size: 10pt;
    margin: 0;
    padding: 0;
    display: flex;
    height: 100vh;
    overflow: hidden;
}

.left-panel {
    width: 30%;
    min-width: 300px;
    background-color: #f0e0d6;
    border-right: 2px solid #d9bfb7;
    padding: 20px;
    box-sizing: border-box;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.right-panel {
    width: 70%;
    padding: 20px;
    box-sizing: border-box;
    overflow-y: auto;
    background: #ffffee;
}

.boardBanner {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    margin-bottom: 20px;
}

.logo {
    width: 64px;
    height: 64px;
    margin-right: 15px;
}

.bannerText {
    display: flex;
    flex-direction: column;
}

.boardTitle {
    font-family: tahoma, sans-serif;
    letter-spacing: -2px;
    font-size: 28px;
    font-weight: bold;
    margin: 0;
}

.notice {
    font-size: 11px;
    color: #000;
    margin-top: 5px;
    margin-bottom: 0;
}

hr {
    border: 0;
    border-top: 1px solid #d9bfb7;
    margin: 1em 0;
}

.postArea {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 0 auto;
    width: 100%;
}

.settingsBox {
    background-color: #f0e0d6;
    border: 1px solid #d9bfb7;
    padding: 10px;
    margin-bottom: 10px;
    width: 100%;
    color: #000;
}

.setting-item {
    margin-bottom: 10px;
}

.setting-item label {
    font-weight: bold;
    display: block;
    color: #800000;
}

.setting-item .desc {
    font-size: 11px;
    color: #555;
    margin-top: 2px;
}

.setting-item input[type="range"] {
    width: 100%;
}

textarea {
    width: 100%;
    height: 100px;
    border: 1px solid #aaa;
    padding: 5px;
    font-family: arial, helvetica, sans-serif;
}

button {
    padding: 5px 15px;
    margin-top: 5px;
    font-weight: bold;
    cursor: pointer;
}

.thread {
    margin: 10px 0;
}

.postContainer {
    margin-bottom: 10px;
    padding-left: 20px;
}

.post {
    display: inline-block;
    background-color: #f0e0d6;
    border: 1px solid #d9bfb7;
    padding: 10px;
    max-width: 800px;
}

.postHeader {
    font-size: 12px;
    margin-bottom: 10px;
    color: #000;
}

.postHeader .name {
    color: #117743;
    font-weight: bold;
}

.postHeader .dateTime {
    margin: 0 5px;
}

.postMessage {
    margin: 0;
    font-size: 13px;
    color: #000;
    white-space: pre-wrap;
    word-wrap: break-word;
}