html, body {
    width:100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
}

html {
    display: table;
}

body {
    display:table-cell;
    padding: 20px;
}


body, textarea, input, select, td, th {
    font-family:helvetica,arial,verdana,sans-serif; font-size:14px;
}


h2 {
    font-size:18px;
    font-weight: normal;
    margin: 35px 0 0 0;
}

p {
    margin: 0 0 20px 0;
    color: #555555;
}

select:focus, textarea:focus, input:focus{ /* Remove default glow around form inputs (e.g. Chrome) */
    outline:0;
}


pre {
    background-color: #e5e5e5;
    font-size: 12px;
    padding: 7px 3px;
    margin: 0;
    border-radius: 8px;
    color: #4e3310;
}


.demo-container {
    position: relative;
    width: 100%;
    height: 100%;
    /*overflow: hidden auto;*/
    max-width: 1440px;
    margin: 0 auto;
}


.middle {
    position: relative;
    top: 50%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
    transform: translateY(-50%);
}

.center {
    margin: 0 auto;
}