*{
	padding: 0px;
	margin: 0px;
	box-sizing: border-box !important;
	font-family: sans-serif;
	list-style-type: none;
	color: #999;
	user-select: none;
	--row-height: 24px;
	--relation-source-color: #00A2FF;
	--relation-target-color: #FF9A00;
}
input,select,button{
	background-color: transparent;
	border: unset !important;
	line-height: var(--row-height);
	min-width: 20px;
	max-width: 100%;
	text-align: center;
	outline: none;
	user-select: auto !important;
}
select{
	width: 80px;
}
button{
	cursor: pointer;
}
input[type="number"]{
	width: 80px;
}
input:focus, select:focus, button:focus{
	color: #FFF;
}
.workspace{
	width: 100vw;
	height: 100vh;
	position: absolute;
	top: 0px;
	background: #222;
}
.table{
	position: absolute;
	background: #444;
	min-width: 120px;
	width: 320px;
	box-shadow: 0px 0px 64px #00000050;
	overflow: visible;
	border-radius: 6px;
}
.table .head{
	cursor: move;
	line-height: 32px;
	text-align: center;
	width: 100%;
}
.table .head > button{
	top: 0px;
	position: absolute;
	width: 32px;
	height: 32px;
}
.table .body{
	background-color: #333;
	border-radius: 0px 0px 6px 6px;
}
.table .head .create_field{
	left: 0px;
}
.table .head .delete_table{
	right: 0px;
}
.table .field{
	display: flex;
}
.table .field:nth-child(2n){
	background-color: #FFFFFF10;
}
.table .field *{
	flex-grow: 1;
}
canvas{
	z-index: 1;
	position: absolute;
	pointer-events:none;
}
button.relation{
	width: var(--row-height);
	min-width: var(--row-height);
	position: relative;
}
button.relation::before{
	content: "";
	position: absolute;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background-color: #777;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation:hover::before{
	width: 16px;
	height: 16px;
	background-color: #999;
}
button.relation.target::before{
	content: "";
	position: absolute;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	border: 2px solid #777;
	background-color: transparent;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation.target:hover::before{
	content: "";
	position: absolute;
	width: 12px;
	height: 12px;
	border-radius: 50%;
	border: 4px solid #FFF;
	background-color: transparent;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation.source::before{
	content: "";
	position: absolute;
	width: 16px;
	height: 16px;
	border-radius: 50%;
	background-color: #FFF;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation.disabled::before{
	content: "";
	position: absolute;
	width: 4px;
	height: 4px;
	border-radius: 50%;
	background-color: #777;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation.disabled:hover::before{
	content: "";
	position: absolute;
	width: 8px;
	height: 8px;
	border-radius: 50%;
	background-color: #999;
	top: 50%;
	left: 50%;
	transform: translate(-50%,-50%);
	transition: 0.3s;
}
button.relation > .tip{
	pointer-events:none;
	content: "";
	position: absolute;
	line-height: var(--row-height);
	right: 100px;
	top: 0px;
	width: 200px;
	opacity: 0;
	transition: 0.3s;
	text-align: right;
	color: #FFF;
	text-shadow: 2px 2px 0px #000;
	padding: 0px 10px;
}
button.relation:hover > .tip{
	opacity: 1;
	right: 32px;
}
button.relation.endpoint::before{
	background-color: var(--relation-target-color) !important;
}
button.relation.primary::before{
	background-color: var(--relation-source-color) !important;
}
.navigation{
	position: absolute;
	display: flex;
	top: 0px;
	left: 0px;
	width: 100%;
	height: 32px;
	font-size: 13px;
	background-color: #333;
}
.navigation > *{
	cursor: pointer;
	padding: 0px 8px;
	line-height: 32px;
}
.navigation > li > *{
	display: none;
}
.navigation > li:hover > *{
	display: block;
}
.navigation ul{
	position: absolute;
	background-color: #444;
}
.navigation ul > *{
	display: block;
	width: 100%;
	text-align: left;
	padding: 0px 10px;
	line-height: 32px;
}