silverstripe-framework/admin/scss/screen.scss

@import "compass/reset";
@import "tree.scss";
@import "forms.scss";
@import "compass/css3/gradient";

html, body {	
	width: 100%;
	height: 100%;
	padding: 0;
	margin: 0;
	overflow: hidden; // avoid jlayout jitter when resizing
}

body {
	@include global-reset;
	font-size: 13px;
	font-family: Verdana, Arial, sans-serif;
}

body * {
	font-size: 13px;
}

body .ui-widget {
	font-size: 1em;
}

// layout

.cms-container {
	height: 100%
}

.cms-menu {
	width: 250px;
	overflow: auto;
}

.cms-content {
}

.center, .east, .west, .north, .south {
	display: inline-block;
}

.cms-content-tools {
	width: 250px;
	overflow: auto;
}

.cms-content-form {
	overflow: auto;
}

.cms-content-header {

}

// main styles

.cms-menu {
	background-color: #b0bfc6;
}

.cms-content-header {
	background-color: #a0b2be
}

.cms-content {
	background-color: #eef2f3;
}

.cms-content-tools {
	background-color: #c6d7df;
}

.cms-logo {
	background-color: #002a43;
	
	.version {
		display: none; 
	} 
}

// logo

.cms-logo {
	* {
		color: #3ebae0;
	}
	
	a {
		display: block;
		height: 20px;
	}
}

// menu

.cms-menu {
	li {
		display: block;
		height: 50px;
		background-color: #afbdc6;
		@include linear-gradient(color-stops(#afbdc6, #8ea4b2));
		
		&.current {
			background-color: #409dc9;
			@include linear-gradient(color-stops(#409dc9, #1f78b0));
		}
	}
}

// loading screen

.ss-loading-screen, 
.ss-loading-screen .loading-logo {
	width: 100%;
	height: 100%;
	overflow: hidden;
	position: absolute;
	background: #fff;
	background: -moz-radial-gradient(50% 50% 180deg, circle cover, #FFFFFF, #EFEFEF, #C7C7C7 100%);
	background: -webkit-gradient(radial, 50% 50%, 350, 50% 50%, 0, from(#E3E3E3), to(white));
	z-index: 100000;
	margin: 0;
	padding: 0;
}

.ss-loading-screen {
	.loading-logo {
		background-url: url(../images/logo.gif);
		background-repeat: no-repeat;
		background-color: transparent;
		background-position: 50% 50%;
	}
	p {
		width: 100%;
		text-align: center;
		position: absolute;
		bottom: 80px;
		
		span.notice {
			display: inline-block;
			font-size: 14px;
			padding: 10px 20px;
			color: #dc7f00;
			border: none;

			-moz-border-radius: 5px;
			-webkit-border-radius: 5px;
			-o-border-radius: 5px;

			-moz-box-shadow: 1px 1px 15px rgba(0,0,0, 0.1);
			-webkit-box-shadow: 1px 1px 15px rgba(0,0,0, 0.1);
			-o-box-shadow: 1px 1px 15px rgba(0,0,0, 0.1);
			box-shadow: 1px 1px 15px rgba(0,0,0, 0.1);
		}
	}
	
	.loading-animation {
		display: none;
		position: absolute;
		left: 49%;
		top: 75%;
	}
}