body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    height: 100vh;
}
#container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow: hidden;
}
#vr-iframe {
    position: absolute;
    top: -120px; /* 增加顶部裁切 */
    left: 0;
    width: 100%;
    height: calc(100% + 300px); /* 增加底部裁切 */
    border: none;
}

/* 基础水印样式 */
.watermark {
    position: absolute;
    z-index: 1000;
    pointer-events: none;
    font-size: 25px;
    line-height: 1.5;
    color: rgb(254, 249, 249);
    white-space: nowrap;
    background-color: rgba(0, 0, 0, 0.3);
    padding: 5px 10px;
    border-radius: 5px;
}

/* 中心水印样式 */
.watermark-center {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 30px;
}

/* 左上角水印样式 */
.watermark-left-top {
    top: 10px;
    left: 10px;
}

/* 水印图片样式 */
.watermark img {
    width: 50px;
    height: auto;
    vertical-align: middle;
    margin-right: 5px;
    border-radius: 9px;
}

/* 允许左上角水印的链接可点击 */
.watermark-left-top a {
    pointer-events: auto;
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
}