.form-group{
    width:400px;
    margin-left:10%;
    display:block;
}

.btn.btn-primary{
    margin-left:10%;
}

.msg{
    text-align: center;
    display: block;
    width: 300px;
    margin-left: 37%;
    font-size:22px;
}

/* 上传队列样式 - 完全匹配 upload.html */
.upload-queue {
    margin-top: 20px;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid #ddd;
    border-radius: 4px;
    padding: 10px;
    background-color: #f9f9f9;
    display: none;
}
.upload-queue h4 {
    margin: 0 0 10px 0;
    font-size: 16px;
    color: #2c3e50;
}

.queue-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 10px;
    margin-bottom: 5px;
    background-color: white;
    border-radius: 3px;
    border: 1px solid #eee;
    position: relative;
}
.queue-item .filename {
    flex: 1;
    margin-right: 10px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}
.queue-item .status {
    margin-right: 8px;
    font-size: 13px;
    color: #666;
}
.queue-item.success {
    background-color: #d4edda;
    border-color: #c3e6cb;
}
.queue-item.error {
    background-color: #f8d7da;
    border-color: #f5c6cb;
}
.queue-delete-btn {
    padding: 2px 6px;
    font-size: 12px;
    line-height: 1.2;
    border-radius: 3px;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.queue-delete-btn:hover {
    opacity: 1;
}
.queue-item.success .queue-delete-btn,
.queue-item.error .queue-delete-btn {
    display: none;
}

/* 分页导航下边距 */
nav[aria-label="分页导航"] {
    margin-bottom: 30px;
}