theme.css

/** {
	background-color: red;
}*/

.h1 {
	font-size: 2em;
	font-weight: bold;
	margin: 0 0 .5em 0;
}

.h2 {
	font-size: 1.5em;
	font-weight: bold;
	margin: 0 0 .5em 0;
}

#card {
	padding: 2em;
	background-color: #ffffff;
	border: 1px solid #dddfe2;
}

.input_group {
	/*padding: 0;*/
	margin: 0 0 0.5em 0;
	/*background-color: papayawhip;*/
}

.entry {
	/*margin: 0;*/
	/*border: 1px solid red;*/
}

#button {
	color: #ffffff;
	background: dodgerblue;
	border: 1px solid dodgerblue;
	border-radius: 50px;
	opacity: 1;
	text-shadow: none;
    box-shadow: none;
}

button:backdrop, button:backdrop label {
    color: rgba(255, 255, 255, 0.7);
}

.signInView {
	/*max-width: 400px;*/
	margin: 4em 2em;
}

.signUpView {
	/*max-width: 400px;*/
	margin: 4em 2em;
}

#mainNotebook {
	border: 1px solid red;
	/*margin: none;
	padding: none;*/
}

.error-message {
	color: red;
}