normalize.css/style.css

html {
    font-size: 100%;
    overflow-y: scroll;
    -webkit-tap-highlight-color: rgba(0,0,0,0);
    -webkit-text-size-adjust: 100%;
    -ms-text-size-adjust: 100%;
}

body {
    max-width: 480px;
    padding: 0 10px;
    margin: 0 auto;
    font: 1em/1.4 Calibri, sans-serif;
    color: #222;
    background: #fff;
    _width: 480px;
}

img {
    border: 0;
}

a { 
    font-weight:bold; 
    text-decoration: none; 
    color: #6EAD1A; 
}

a:focus {
    outline: thin dotted;
}

a:hover,
a:active {
    outline: 0;
}

a:hover, 
a:focus, 
a:active { 
    text-decoration: underline; 
    color: #569107; 
}

strong {
    font-weight: bold;
}

pre {
    display: block;
    padding: 5px; 
    margin: 1em 0;
    font-family: consolas, monospace;
    font-size: 1em;
    color: #fff;
    background: #222;
    white-space: pre;
    white-space: pre-wrap;
    word-wrap: break-word;
}

ul {
    list-style: square;
    padding: 0;
    margin: 1.4em 0;
}

li {
    margin: 0.35em 0;
}

h1 { 
    margin: 0.25em 0 0.5em;
    font-size: 3.5em; 
}

h2 { 
    margin: 1.25em 0 0.75em;
    font-size: 1.5em; 
}

p {
    margin: 0 0 1em;
}

/* structure */

.fork img {
    position: absolute;
    top: 0;
    right: 0;
}

.demo {
    margin:1em 0 4em;
}

.demo p {
    margin: 0.5em 0 0;
    font-style: italic;
}

.button {
    display: inline-block; 
    padding: 6px 15px; 
    border: 1px solid #487310;
    margin: 20px 0 0; 
    font-size: 1.375em;
    line-height: 1.273;
    color: #fff; 
    background: #6EAD1A; 
    text-shadow:0 1px 1px rgba(0,0,0,0.4); 
    -moz-border-radius: 5px; 
         border-radius: 5px;
    -webkit-box-shadow: 0 1px 3px rgba(0,0,0,0.4), 
                        inset 0 1px rgba(255,255,255,0.5), 
                        inset 0 12px rgba(255,255,255,0.2), 
                        inset 0 10px 20px rgba(255,255,255,0.25), 
                        inset 0 -12px 25px rgba(0,0,0,0.3);
       -moz-box-shadow: 0 1px 3px rgba(0,0,0,0.4), 
                        inset 0 1px rgba(255,255,255,0.5), 
                        inset 0 12px rgba(255,255,255,0.2), 
                        inset 0 10px 20px rgba(255,255,255,0.25), 
                        inset 0 -12px 25px rgba(0,0,0,0.3);
            box-shadow: 0 1px 3px rgba(0,0,0,0.4), 
                        inset 0 1px rgba(255,255,255,0.5), 
                        inset 0 12px rgba(255,255,255,0.2), 
                        inset 0 10px 10px rgba(255,255,255,0.25), 
                        inset 0 -12px 25px rgba(0,0,0,0.3);
    -webkit-transition: all 0.15s;
       -moz-transition: all 0.15s;
         -o-transition: all 0.15s;
            transition: all 0.15s;
}

.button:hover,
.button:focus,
.button:active {
    text-decoration: none; 
    color: #fff; 
    background: #569107;
}

.twitter-share-button {
    margin: 20px 0 0;
}

.footer {
    padding: 10px 0;
    border-top: 1px solid #ccc;
    margin: 3em 0 0;
    font-size: 0.8125em;
}

@media screen and (max-width:480px) {
    body {
        font-size: 0.875em;
    }
    
    h1 {
        font-size: 3em;
    }
    
    .fork {
        display: none;
    }
}