body {
	font-family: 'Coiny', cursive;
	text-shadow: 10px 10px 10px black;
	background: #F5F1F1;
	font-size: 0.8em;
}
h1 {
	text-align: center;
	margin-top: 0;
	padding: 10px 10px;
	border-radius: 10px;
	background: -webkit-linear-gradient(top, #fff, grey);
	text-shadow: 10px 10px 10px white;
}
.equation {
	max-width: 100%;
	border: 2px dashed black;
	border-radius: 120px;
	display: block;
	margin-bottom: 5px;
	margin: 0 auto;
}
/* principal contain board */

.contain {
	margin: 0 auto;
	border: 2px solid black;
	border-radius: 10px;
}
h2 {
	margin-bottom: 15px;
}
.input {
	border: 2px solid black;
	margin-bottom: 5px;
	background: #F4F5D2;
	border-radius: 10px;
}
fieldset {
	border-radius: 15px;
	margin-bottom: 10px;
}
legend {
	font-size: 1.2em;
}
.output {
	border: 2px solid black;
	background: #DDF5DB;
	border-radius: 10px;
}
.align {
	text-align: center;
}
.parameters {
	border: 1px solid dashed;
	width: 80%;
	padding-bottom: 30px;
	margin: 0 auto;
	border-radius: 10px;
}
.cuadratic {
	margin: 0 auto;
	border: 2px dashed black;
	padding: 10px 0;
	margin-bottom: 10px;
	text-align: center;
	border-radius: 10px;
}
h4 {
	font-size: 1.2em;
	margin-top: 1px;
	margin-bottom: 20px;
}
input[type="number"], input[type="text"] {
	width: 3.9em;
	background: white;
	text-align: center;
	padding: 0;
	margin: 0;
}
.shadow-effect {
	box-shadow: 10px 10px 10px grey;
}
.button {
	background-color: white;
	color: black;
	border: 2px solid #555555;
	font-size: 18px;
	margin-top: 20px;
	box-shadow: 0 8px 16px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
	border-radius: 10px;
}
.button:hover {
	background-color: #555555;
	color: white;
	box-shadow: 0 12px 16px 0 rgba(0, 0, 0, 0.24), 0 17px 50px 0 rgba(0, 0, 0, 0.19);
}
.send {
	border-radius: 5px;
	border: 1px dashed black;
	margin-bottom: 10px;
}