/* 用于定位与显示/隐藏 */
#camera {
    width: 100%;
    height: 100%;
    position: fixed;
    top: 0px;
    left: 0px;
    display: none;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 10000;
}
/* 用于设置展示区域样式 */
.camera {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}
.camera .studio {
    width: 800px;
    height: 800px;
    background-color: #FFFFFF;
}
.camera .camera-close {
    position: absolute;
    top: 50px;
    right: 50px;
}