blocks.css

*, *:before, *:after {
    -webkit-box-sizing: border-box; /* Safari/Chrome, other WebKit */
    -moz-box-sizing: border-box;    /* Firefox, other Gecko */
    box-sizing: border-box;         /* Opera/IE 8+ */
}

html, body {
    font-family: sans-serif;
    margin: 0;
    height: 100%;
    width: 100%;
}

body {
    background-color: #f0f0f0;
    padding: 100px 0px;
}

div#gameArea {
    margin: auto;
    width: 460px;
    position: relative;
}

table {
    table-layout: fixed;
    padding: 0;
    border-collapse: collapse;
}

table#blocks {
    position: absolute;
    left: -60px;
    top: -60px;
    background-color: #f0f0f0;
}

table#nextPiece {
    background-color: white;
}

div#info {
    position: absolute;
    right: 0;
}

div#info > div {
    height: 30px;
    width: 150px;
    background-color: white;
    padding-left: 10px;
    line-height: 30px;
    border-top: solid 1px #f0f0f0;
}

td {
    height: 30px;
    width: 30px;
    padding: 0;
    margin: 0;
}

td.hidden {
    visibility: hidden;
}

table#blocks td {
    border: solid 1px #f0f0f0;
    background-color: white;
}

table#nextPiece td {
    padding-left: 10px;
}