style.css

@CHARSET "ISO-8859-1";
/* Reset CSS
 * --------------------------------------- */
body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,
form,fieldset,input,textarea,p,blockquote,th,td {
    padding: 0;
    margin: 0;
}
a{
	text-decoration:none;
}
table {
    border-spacing: 0;
}
fieldset,img {
    border: 0;
}
address,caption,cite,code,dfn,em,strong,th,var {
    font-weight: normal;
    font-style: normal;
}
strong{
	font-weight: bold;
}
ol,ul {
    list-style: none;
    margin:0;
    padding:0;
}
caption,th {
    text-align: left;

}
h1,h2,h3,h4,h5,h6 {
    font-weight: normal;
    font-size: 100%;
    margin:0;
    padding:0;
    color:#444;
}
q:before,q:after {
    content:'';
}
abbr,acronym { border: 0;
}

/* Fonts */

@font-face {
	font-family: 'Myriad Pro Bold';
	src: url('fonts/Myriad Pro Bold.eot');
	src: local('☺'), url('fonts/Myriad Pro Bold.woff') format('woff'), url('fonts/Myriad Pro Bold.ttf') format('truetype'), url('fonts/Myriad Pro Bold.svg') format('svg');
	font-weight: normal;
	font-style: normal;
}
@font-face {
	font-family: 'Myriad Pro Italic';
	src: url('fonts/Myriad Pro Italic.eot');
	src: local('☺'), url('fonts/Myriad Pro Italic.woff') format('woff'), url('fonts/Myriad Pro Italic.ttf') format('truetype'), url('fonts/Myriad Pro Italic.svg') format('svg');
	font-weight: normal;
	font-style: normal;
}
@font-face {
	font-family: 'Myriad Pro Regular';
	src: url('fonts/Myriad Pro Regular.eot');
	src: local('☺'), url('fonts/Myriad Pro Regular.woff') format('woff'), url('fonts/Myriad Pro Regular.ttf') format('truetype'), url('fonts/Myriad Pro Regular.svg') format('svg');
	font-weight: normal;
	font-style: normal;
}


/* Custom CSS
 * --------------------------------------- */
body{
	font-family: "Myriad Pro Regular", Arial;
	color: #333;
	color: rgba(0,0,0,0.5);
	background-color: rgb(127, 135, 93);
	background-image: url('bg-lg.jpg');
	-webkit-background-size: cover;
	background-size: cover;
}
h1 {
	font-size: 5em;
}
h2 {
	font-size: 2.5em;
	color: rgba(0,0,0,0.5);
	margin-bottom: 20px;
}
p {
	font-size: 1.5em;
	margin-bottom: 10px;
}

em {
	font-family: "Myriad Pro Italic", Arial;
}
b {
	font-family: "Myriad Pro Bold", Arial;
}
.section{
	text-align:center;
}
#menu li {
	display:inline-block;
	margin: 10px;
	color: #000;
	background:#fff;
	background: rgba(255,255,255, 0.5);
	-webkit-border-radius: 10px;
            border-radius: 10px;
}
#menu li.active{
	background:#666;
	background: rgba(0,0,0, 0.5);
	color: #fff;
}
#menu li a{
	text-decoration:none;
	color: #000;
}
#menu li.active a:hover{
	color: #000;
}
#menu li:hover{
	background: rgba(255,255,255, 0.8);
}
#menu li a,
#menu li.active a{
	padding: 9px 18px;
	display:block;
}
#menu li.active a{
	color: #fff;
}
#menu{
	position:fixed;
	top:0;
	right:0;
	height: 40px;
	z-index: 70;
	width: 100%;
	padding: 0;
	margin:0;
	text-align:right;
}

.cleaner {
	clear: both;
}

.section-vertical-centered {
	position: relative;
	top: 50%;
	transform: translateY(-50%);
	text-align: center;
}

.shadowed-box {
	background: rgba(255,255,255,0.85);
	box-shadow: 0 0 5px gray;
	width: 800px;
	margin: auto;
	padding: 40px;
}

.contact {
	color: white;
	width: 400px;
	margin: auto;
}

.contact h2 {
	color: white;
	margin-bottom: 20px;
}
.contact a {
	font-size: 2.5em;
	color: white;
	text-decoration: underline;
}

.info {

}

.intro {
	text-align: justify;
	padding-bottom: 80px;
}
.intro > img {
	float: left;
	margin-top: 30px;
	margin-bottom: 30px;
}

.intro > div {
	float: left;
	margin-top: 60px;
	margin-left: 20px;
	width: calc(100% - 173px);
	text-align: center;
}

.intro h1 {
	overflow:hidden;
	margin-top: 20px;
	margin-bottom: 20px;
	display:inline-block;
	font-family:"Myriad Pro Regular", Arial;
	letter-spacing: 0.25em;
	margin-right: -0.25em;

}
.intro h1 span {
	background: url(bg-md.jpg) -600px -300px repeat;
	-webkit-text-fill-color: transparent;
	-webkit-background-clip: text;
	display:block;
}


.anotation {
	text-align: justify;
}
.signup {
	text-align: justify;
}

label {
	display: block;
	margin-bottom: 5px;
	font-size: 1.5em;
}

label span {
	width: 300px;
	vertical-align: top;
	display: inline-block;
	text-align: right;
	margin-right: 20px;
	padding-top: 15px;
}

input[type='text'],
input[type='email'],
input[type='number']{
	padding: 5px;
	font-size: 1em;
	outline: none;
	color: rgba(0,0,0,0.5);
	border: 2px solid rgba(0,0,0,0.5);
}
input[type='text']:focus,
input[type='email']:focus,
input[type='number']:focus,
textarea:focus {
	border: 2px solid rgb(181, 191, 131);
}
textarea {
	padding: 5px;
	font-size: 1em;
	outline: none;
	color: rgba(0,0,0,0.5);
	border: 2px solid rgba(0,0,0,0.5);
}
input[type='submit'] {
	background: rgba(0,0,0,0.5);
	color: white;
	font-size: 1em;
	padding: 5px;
	outline: 0;
}

input[type='submit']:focus,
input[type='submit']:hover {
	background: rgb(181, 191, 131);
	cursor: pointer;
}

p.error {
	color: red;
}
p.error a {
	color: red;
	text-decoration: underline;
}
p.success {
	color: rgb(181, 191, 131);
}

.footer {
	position: absolute;
	right: 0;
	bottom: 0;
	width: 350px;
	padding-right: 10px;
	color: whitesmoke;
	text-align: right;
}
.footer a {
	color: white;
	text-decoration: underline;
}

.show_more {
	display: none;
}

img.avatar {
	border-radius: 50%;
	border: 1px solid gray;
}
.authors-grid {
	margin-top: 10px;
	display: flex;
	flex-flow: row wrap;
	justify-content: center;
}
.author {
	margin-left: 30px;
	margin-bottom: 30px;
	cursor: help;
}
.author b {
	margin-top: 10px;
	font-size: 1.5em;
}

.tippy-content p {
	font-size: 1.1em;
	text-align: justify;
}

.context-help {
	border-bottom: 1px dashed rgba(0,0,0,0.5);
	cursor: help;
	text-decoration: none;
}

@media (min-width:600px) and (min-height:600px) {

	::-webkit-input-placeholder { /* WebKit browsers */
		color: transparent;
	}
	:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
		color: transparent;
	}
	::-moz-placeholder { /* Mozilla Firefox 19+ */
		color: transparent;
	}
	:-ms-input-placeholder { /* Internet Explorer 10+ */
		color: transparent;
	}

	textarea::-webkit-input-placeholder { /* WebKit browsers */
		color: transparent;
	}
	textarea:-moz-placeholder { /* Mozilla Firefox 4 to 18 */
		color: transparent;
	}
	textarea::-moz-placeholder { /* Mozilla Firefox 19+ */
		color: transparent;
	}
	textarea:-ms-input-placeholder { /* Internet Explorer 10+ */
		color: transparent;
	}

}

@media only screen and (max-width: 600px),
only screen and (max-height: 600px){
	body {

	}
	h1 {
		font-size: 2.9em;
	}
	h2 {
		font-size: 2.1em;
	}

	p {
		font-size: 1.2em;
	}
	.contact {
		width: 100vw;
		box-sizing: border-box;
		padding: 20px;
	}
	.contact a {
		font-size: 1.5em;
	}
	.shadowed-box {
		width: 100vw;
		height: 100vh;
		box-sizing: border-box;
		padding: 20px;
		padding-top: 60px;
	}
	.intro {
		text-align: center;
	}
	.intro img {
		transform: scale(0.6);
	}
	#menu li {
		margin: 5px;
	}
	#menu li a, #menu li.active a {
		padding: 5px 10px;
	}
	.info p {
		margin-bottom: 0;
	}

	.authors h2 {
		display: none;
	}
	.signup h2 {
		display: none;
	}
	.authors-grid img {
		width: 90px;
	}
	.author {
		margin: 0;
		margin-left: 10px;
		margin-bottom: 10px;
	}
	.author b {
		margin: 0;
		font-size: 1.1em;
	}
	.signup .texts {
		float: left;
		width: 48%;
	}
	form {
		float: right;
		width: 48%;
	}

	input[type="text"], input[type="submit"],input[type="email"],input[type="number"], textarea {
		font-size: 0.8em;
		width: 90%;
		box-sizing: border-box;
	}
	label span {
		display: none;
		width: auto;
		padding-top: 5px;
	}

	::placeholder { /* Chrome, Firefox, Opera, Safari 10.1+ */
		opacity: 0.5; /* Firefox */
	}

	:-ms-input-placeholder { /* Internet Explorer 10-11 */
		opacity: 0.5;
	}

	::-ms-input-placeholder { /* Microsoft Edge */
		opacity: 0.5;
	}

	@media only screen and (min-height: 568px) {
		.shadowed-box {
			padding-top: 110px;
		}
		.intro img {
			margin: auto;
			float: none;
		}

		.intro > div {
			clear: both;
			width: 100%;
			margin: 0;
		}

		.info p {
			margin-bottom: 10px;
		}
		.signup .texts, form {
			width: 100%;
			float: none;
		}
	}
	@media only screen and (max-height: 568px) {
		.shadowed-box {
			padding-top: 30px;
		}
		input[type="submit"] {
			margin-top: -10px;
		}
	}
}
@media only screen and (max-height: 600px),
	only screen and (max-width: 600px){
	.signup .hide {
		display: none;
	}
	.signup .show_more {
		display: inline-block;
		border-bottom: 1px dashed rgba(0,0,0,0.5);
		cursor: help;
		text-decoration: none;
	}
}