.comment-container {
    margin: 20px auto;
}
.comment-form {
    margin-bottom: 30px;
}
.comment-form textarea {
    width: 100%;
    height: 80px;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
}
.comment-form button {
    background: #409eff;
    color: white;
    border: none;
    padding: 8px 16px;
    border-radius: 4px;
    cursor: pointer;
}
.comment-item {
    display: flex;
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid #eee;
}
.comment-avatar {
    margin-right: 15px;
}
.comment-avatar img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}
.comment-content {
    flex: 1;
}
.comment-header {
    margin-bottom: 5px;
}
.comment-user {
    font-weight: bold;
    margin-right: 10px;
}
.comment-time {
    color: #999;
    font-size: 0.9em;
}
.comment-text {
    margin: 10px 0;
    line-height: 1.6;
}
.comment-footer a {
    color: #409eff;
    margin-right: 15px;
    font-size: 0.9em;
    text-decoration: none;
}
.reply-list {
    margin-top: 15px;
    padding-left: 30px;
    border-left: 2px solid #eee;
}
.reply-item {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px dashed #eee;
    border-bottom: none;
    padding-bottom: 0;
}
.reply-to {
    color: #666;
    margin: 0 5px;
}
.reply-to em {
    color: #409eff;
    font-style: normal;
}