.page-container {
    height: 100vh;
    background-color: transparent;
    overflow-y: hidden;

    .text-canvas {
        margin: 20rpx 20rpx 60rpx;
        width: calc(100% - 40rpx);
        height: calc(100% - 80rpx);
        border: 1rpx solid #333;
        background-color: #fff;
    }
}