/*
 * Remove text-shadow in selection highlight: h5bp.com/i
 * These selection rule sets have to be separate.
 * Customize the background color to match your design.
 */

::-moz-selection {
    background: #b3d4fc;
    text-shadow: none;
}

::selection {
    background: #b3d4fc;
    text-shadow: none;
}

/*
 * Remove the gap between images and the bottom of their containers: h5bp.com/i/440
 */

img {
    vertical-align: middle;
}

/*
 * Remove default fieldset styles.
 */

fieldset {
    border: 0;
    margin: 0;
    padding: 0;
}

/*
 * Allow only vertical resizing of textareas.
 */

textarea {
    resize: vertical;
}

/* ==========================================================================
   Chrome Frame prompt
   ========================================================================== */

.chromeframe {
    margin: 0.2em 0;
    background: #ccc;
    color: #000;
    padding: 0.2em 0;
}

/* ==========================================================================
   Author's custom styles
   ========================================================================== */


#buttons {
    display: block;
    /*margin: 0 auto;
    width: 480px;*/
    text-align: center;
}

#highScore {
	font-size: 2em;
	text-align: center;
	margin: 1em auto;
	color: grey;
}

#highScore a:visited {
	color: grey;
}
/* globals */

@import url(http://fonts.googleapis.com/css?family=Droid+Sans:regular,bold);
@import url(prefixes.css);

html {
    font:62.5%/1 "Droid Sans", "Lucida Sans Unicode", "Lucida Grande", Verdana, Arial, Helvetica, sans-serif;
    background-color: hsla(0,0%,90%,1);
    background-image: linear-gradient(-45deg, hsla(0,0%,0%,0), hsla(0,0%,0%,.05) );
    background-size: 5px;
}

body {
    margin: 0px;
}

button { border: none; display: inline; }
a { text-decoration: none; display: block; }



/* Metal ------------------------- */

.metal {
    position: relative;

    margin: 30px 30px;
    font: bold 2em/2em "Helvetica Neue", Arial, Helvetica, Geneva, sans-serif;

    text-align: center;
    color: hsla(0,0%,20%,1);
    text-shadow: hsla(0,0%,40%,.5) 0 -1px 0, hsla(0,0%,100%,.6) 0 2px 1px;

    background-color: hsl(0,0%,90%);
    box-shadow: inset hsla(0,0%,15%,  1) 0  0px 0px 4px, /* border */
    inset hsla(0,0%,15%, .8) 0 -1px 5px 4px, /* soft SD */
    inset hsla(0,0%,0%, .25) 0 -1px 0px 7px, /* bottom SD */
    inset hsla(0,0%,100%,.7) 0  2px 1px 7px, /* top HL */

    hsla(0,0%, 0%,.15) 0 -5px 6px 4px, /* outer SD */
    hsla(0,0%,100%,.5) 0  5px 6px 4px; /* outer HL */

    transition: color .2s;
}

/* Linear ------------------------- */
.metal.linear {
    width: 128px;
    font-size: 4em;
    height: 80px;
    border-radius: .5em;
    background-image: -webkit-repeating-linear-gradient(left, hsla(0,0%,100%,0) 0%, hsla(0,0%,100%,0)   6%, hsla(0,0%,100%, .1) 7.5%),
    -webkit-repeating-linear-gradient(left, hsla(0,0%,  0%,0) 0%, hsla(0,0%,  0%,0)   4%, hsla(0,0%,  0%,.03) 4.5%),
    -webkit-repeating-linear-gradient(left, hsla(0,0%,100%,0) 0%, hsla(0,0%,100%,0) 1.2%, hsla(0,0%,100%,.15) 2.2%),

    linear-gradient(180deg, hsl(0,0%,78%)  0%,
        hsl(0,0%,90%) 47%,
        hsl(0,0%,78%) 53%,
        hsl(0,0%,70%)100%);
}

/* active ------------------------- */
.metal:active {
    color: hsl(210, 100%, 40%);
    text-shadow: hsla(210,100%,20%,.3) 0 -1px 0, hsl(210,100%,85%) 0 2px 1px, hsla(200,100%,80%,1) 0 0 5px, hsla(210,100%,50%,.6) 0 0 20px;
    box-shadow:
        inset hsla(210,100%,30%,  1) 0  0px 0px 4px, /* border */
        inset hsla(210,100%,15%, .4) 0 -1px 5px 4px, /* soft SD */
        inset hsla(210,100%,20%,.25) 0 -1px 0px 7px, /* bottom SD */
        inset hsla(210,100%,100%,.7) 0  2px 1px 7px, /* top HL */

        hsla(210,100%,75%, .8) 0  0px 3px 2px, /* outer SD */
        hsla(210,50%,40%, .25) 0 -5px 6px 4px, /* outer SD */
        hsla(210,80%,95%,   1) 0  5px 6px 4px; /* outer HL */
}













/* ==========================================================================
   Helper classes
   ========================================================================== */

/*
 * Image replacement
 */

.ir {
    background-color: transparent;
    border: 0;
    overflow: hidden;
    /* IE 6/7 fallback */
    *text-indent: -9999px;
}

.ir:before {
    content: "";
    display: block;
    width: 0;
    height: 150%;
}

/*
 * Hide from both screenreaders and browsers: h5bp.com/u
 */

.hidden {
    display: none !important;
    visibility: hidden;
}

/*
 * Hide only visually, but have it available for screenreaders: h5bp.com/v
 */

.visuallyhidden {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}

/*
 * Extends the .visuallyhidden class to allow the element to be focusable
 * when navigated to via the keyboard: h5bp.com/p
 */

.visuallyhidden.focusable:active,
.visuallyhidden.focusable:focus {
    clip: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    position: static;
    width: auto;
}

/*
 * Hide visually and from screenreaders, but maintain layout
 */

.invisible {
    visibility: hidden;
}

/*
 * Clearfix: contain floats
 *
 * For modern browsers
 * 1. The space content is one way to avoid an Opera bug when the
 *    `contenteditable` attribute is included anywhere else in the document.
 *    Otherwise it causes space to appear at the top and bottom of elements
 *    that receive the `clearfix` class.
 * 2. The use of `table` rather than `block` is only necessary if using
 *    `:before` to contain the top-margins of child elements.
 */

.clearfix:before,
.clearfix:after {
    content: " "; /* 1 */
    display: table; /* 2 */
}

.clearfix:after {
    clear: both;
}

/*
 * For IE 6/7 only
 * Include this rule to trigger hasLayout and contain floats.
 */

.clearfix {
    *zoom: 1;
}


/* ==========================================================================
   Print styles.
   Inlined to avoid required HTTP connection: h5bp.com/r
   ========================================================================== */

@media print {
    * {
        background: transparent !important;
        color: #000 !important; /* Black prints faster: h5bp.com/s */
        box-shadow: none !important;
        text-shadow: none !important;
    }

    a,
    a:visited {
        text-decoration: underline;
    }

    a[href]:after {
        content: " (" attr(href) ")";
    }

    abbr[title]:after {
        content: " (" attr(title) ")";
    }

    /*
     * Don't show links for images, or javascript/internal links
     */

    .ir a:after,
    a[href^="javascript:"]:after,
    a[href^="#"]:after {
        content: "";
    }

    pre,
    blockquote {
        border: 1px solid #999;
        page-break-inside: avoid;
    }

    thead {
        display: table-header-group; /* h5bp.com/t */
    }

    tr,
    img {
        page-break-inside: avoid;
    }

    img {
        max-width: 100% !important;
    }

    @page {
        margin: 0.5cm;
    }

    p,
    h2,
    h3 {
        orphans: 3;
        widows: 3;
    }

    h2,
    h3 {
        page-break-after: avoid;
    }
}