hook.css

/**
 * Hook
 * Version: 1.1
 * Author: Jordan Singer, Brandon Jacoby, Adam Girton
 * Copyright (c) 2013 - Hook.  All rights reserved.
 * http://www.usehook.com
 */
 
/* 'customizable' declares that a property can be customized without breaking functionality */
.hook * {
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
	margin: 0 auto;
}

.hook {
	display: none;
	/* customizable */ height: 85px;
	/* customizable */ background: url(hook-bgs.png) repeat;
	/* customizable */ box-shadow: 0 -8px 5px -5px #999 inset;
	clear: both;
	position: relative;
	z-index: 9999;
	width: 100%;
	overflow: hidden;
	text-align: center;
}
.hook-text {
	/* customizable */ font-size: 14px;
	/* customizable */ font-family: Arial, Helvetica, sans-serif;
	/* customizable */ color: #666;
	/* customizable */ font-weight: normal;
	/* customizable */ text-shadow: 0 1px #fff;
}
.hook-loader {
	padding: 25px 0;
}
.hook-spinner {
	display: block;
	/* customizable */ background: url(hook-spinner.png) no-repeat center;
 	/* customizable */ width: 32px;
 	/* customizable */ height: 32px;
 	-webkit-animation: spin 1s linear infinite both;
 	-moz-animation: spin 1s linear infinite both;
 	-o-animation: spin 1s linear infinite both;
 	animation: spin 1s linear infinite both;
}
.hook-with-text .hook-loader{
	padding: 10px 0;
}

@media
only screen and (-webkit-min-device-pixel-ratio: 2),
only screen and (   min--moz-device-pixel-ratio: 2),
only screen and (     -o-min-device-pixel-ratio: 2/1),
only screen and (        min-device-pixel-ratio: 2),
only screen and (                min-resolution: 192dpi),
only screen and (                min-resolution: 2dppx) {
  
  .hook-spinner {
  	background: url(hook-spinner@2x.png) no-repeat center;
  	background-size: 32px 32px;
  }
}

@-webkit-keyframes spin {
	0% {
	             -webkit-transform: rotate(0deg);
	}
	100% {
		-webkit-transform: rotate(360deg);
	}
}

@-moz-keyframes spin {
	0% {
	             -moz-transform: rotate(0deg);
	}
	100% {
		-moz-transform: rotate(360deg);
	}
}

@-o-keyframes spin {
	0% {
	             -o-transform: rotate(0deg);
	}
	100% {
		-o-transform: rotate(360deg);
	}
}

@keyframes spin {
	0% {
	             transform: rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
	}
}