.stream-container,
.stream-frame-wrapper{
	width: 100vw;
	height: 100vh;
	margin: 0;
	padding: 0;
	position: relative;
}


#stream-frame,
#waiting-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    border: none;
    display: block;
}

#waiting-video {
    object-fit: cover; /* 余白を出さずに拡大 */
}