.img-container {
    max-height: 500px;
    background-color: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.img-container img {
    max-width: 100%;
    display: block;
}

.max-width-100 {
    max-width: 100%;
}

/* 红色背景选项 */
.bg-red {
    background-color: #ff0000;
}

/* Cropper.js 自定义样式 */
.cropper-view-box,
.cropper-face {
    border-radius: 0;
}

.cropper-line,
.cropper-point {
    background-color: #0d6efd;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .img-container {
        max-height: 300px;
    }
}