ui.css

* {
	margin: 0px;
	padding: 0px;
}
html, .editor > div {
	min-height: 100%;
}
body > header {
	background: green;
}
body > header > * {
	line-height: 2rem;
}
body > header .user_picture {
	float: left;
	width: 20px;
	height: 20px;
	margin: 5px;
	border-radius: 5px;
}

main {
	background: #eee;
	padding: 20px;
}
main > * {
	display: none;
}
main > .active {
	display: block;
}

#menu {
	margin: -20px;
	font-size: 0.8rem;
}
#menu a {
	display: block;
	padding: 30px 20px;
}


.editor > div,
.project > div,
#login > * {
	max-width: 800px;
	margin: auto;
}
.project > div > div:not(.tool) > *,
#login .entity {
	margin-top: 20px;
}
body > header > :not(:first-child), 
.task > :not(:first-child),
#login .entity > :not(:first-child) {
	margin-left: 20px;
}
.task > .checkbox {
	background: red;
	height: 40px;
	width: 40px;
	border-radius: 15px;
}
.task > .checkbox.checked {
	background: blue;
}
body > header,
.project header > div:not(.tool),
.task, .note,
#login .entity,
.editor input, .editor textarea {
	padding: 10px 20px;
}
.task, .note,
#login .entity,
.project header,
.editor input, .editor textarea {
	border: 1px solid #aaa;
	background: white;
	border-radius: 5px;
}
.tool {
	border: 0px solid #aaa;
	border-top-width: 1px;
	background: #ccc;
	padding: 3px 20px;
}
.tool .label {
	display: inline-block;
	padding: 2px 0px;
}
.tool a {
	display: inline-block;
	padding: 2px 3px;
}
#login .entity {
	border: 5px solid #ddd;
}
#login .entity img {
	height: 40px;
	width: 40px;
}
/*******************/
/*      COLOR      */
/*******************/
#menu a:hover {
	background: #ccc;
}
.tool a:hover {
	background: #eee;
}
#login .entity:hover{
	border-color: #8d8;
}

/**********************/
/*      FLEX BOX      */
/**********************/
html, body, main,
article.project > div,
.editor > div {
	display: flex;
	flex-flow: column;
}
body > header,
#login > .entity,
article.task,
.tool {
	display: flex;
	flex-flow: row;
}
.tool {
	justify-content: space-between;
}
body, main,
#login form.entity input:not([type="submit"]),
article.task > div:not(.checkbox),
.editor,
.editor textarea{
	flex-grow: 1;
}

/************************/
/*      TYPOGRAPHY      */
/************************/
#login .name {
	font-size: 1.2em;
	font-weight: bold;
}
#login .url {
	font-size: 0.8em;
}
#menu a, header {
	font-family: sans-serif;
}
#menu a h1, article.project header h1 {
	font-size: 1.4em;
	font-variant: small-caps;
}
#menu a p, article.project header p {

}
article.note {
	line-height: 1.5em;
}
input, textarea {
	font-size: 1em;
}
.tool {
	font-size: 0.6em;
	font-family: sans-serif;
	text-transform: uppercase;
}
.tool a, #menu a, header a {
	text-decoration: none;
	color: black;
}
.tool a.selected {
	text-decoration: underline;
}

/********************/
/*      INPUTS      */
/********************/
.editor input, .editor textarea{
	margin-top: 10px;
}
#login input {
	padding: 5px;
}
textarea {
	resize: none;
}
button {
	padding: 5px;
}