body,html{
	background: black;
	width: 100%;
	height: 100%;
	height: 100dvh;
	margin: 0;
	padding: 0;
	scroll-behavior: smooth;
	user-select: none;
}
#main{
	position: fixed;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	border-radius: 24px;
	height: 80vh;
	width: calc(80vh*calc(9/16));
	background: black;
	overflow: hidden;
}
#feed{
	position: absolute;
	list-style: none;
	padding: 0;
	margin: 0;
	/*height: calc(100% - 48px);*/
	height: 100%;
	width: 100%;
	position: absolute;
	overflow: hidden;
	overflow-y: scroll;
	scroll-snap-type: y mandatory;
	scroll-snap-stop: always;
	overscroll-behavior-y: none;
}
#feed .post,
#feed .post_ad{
	width: 100%;
	padding: 0;
	margin: 0;
	/*height: calc(80vh - 48px);*/
	height: 100%;
	scroll-snap-align: start;
	scroll-snap-stop: always;
	position: relative;
	background: black;
}
#feed .post_ad-inner{
	font-family: sans-serif;
	font-size: 14px;
	color: white;
	font-weight: 400 !important;
	box-sizing: border-box;
	padding: 16px;
}
#navigation{
	position: absolute;
	bottom: 0;
	left: 0;
	width: 100%;
	height: 48px;
	background: rgb(12, 16, 20);
	border-top: 1px solid rgb(54, 54, 54);
	z-index: 2000;
}
#navigation .navigation_list{
	list-style: none;
	  margin: 0;
	  padding: 0;
	  display: flex;
	  flex-direction: row;
	  justify-content: space-around;
}
#navigation .navigation_list_item{
	width: 24px;
	height: 24px;
	padding: 12px;
	background: red;
	cursor: pointer;
}
@media (max-aspect-ratio: 1/1){
	#main{
		top: 0;
		left: 0;
		border-radius: 0;
		width: 100%;
		height: 100%;
		transform: none;
	}
	#feed .post,
	#feed .post_ad{
		height: 100%;
	}
}