Simple calculator stylesheet

body>table {
    padding: 0;
    margin-left: 50px;
    font: 40px Verdana, sans-serif;
    text-align: center;
}
td {
    width: 90px;
    height: 90px;
    padding: 3px;
}
input[type="text"] {
    width: 100%;
    height: 100%;
    font-size: 60px;
    background-color: white;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.2);
    text-align: right;
    letter-spacing: 1px;
}
input[type="button"] {
    width: 100%;
    height: 100%;
    font-size: 70px;
    color: red;
    background: rgb(245,246,246); /* Old browsers */
    background: -moz-linear-gradient(top,  rgba(245,246,246,1) 0%, rgba(219,220,226,1) 25%, rgba(184,186,198,1) 49%, rgba(221,223,227,1) 76%, rgba(245,246,246,1) 100%); /* FF3.6+ */
    background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,rgba(245,246,246,1)), color-stop(25%,rgba(219,220,226,1)), color-stop(49%,rgba(184,186,198,1)), color-stop(76%,rgba(221,223,227,1)), color-stop(100%,rgba(245,246,246,1))); /* Chrome,Safari4+ */
    background: -webkit-linear-gradient(top,  rgba(245,246,246,1) 0%,rgba(219,220,226,1) 25%,rgba(184,186,198,1) 49%,rgba(221,223,227,1) 76%,rgba(245,246,246,1) 100%); /* Chrome10+,Safari5.1+ */
    background: -o-linear-gradient(top,  rgba(245,246,246,1) 0%,rgba(219,220,226,1) 25%,rgba(184,186,198,1) 49%,rgba(221,223,227,1) 76%,rgba(245,246,246,1) 100%); /* Opera 11.10+ */
    background: -ms-linear-gradient(top,  rgba(245,246,246,1) 0%,rgba(219,220,226,1) 25%,rgba(184,186,198,1) 49%,rgba(221,223,227,1) 76%,rgba(245,246,246,1) 100%); /* IE10+ */
    background: linear-gradient(to bottom,  rgba(245,246,246,1) 0%,rgba(219,220,226,1) 25%,rgba(184,186,198,1) 49%,rgba(221,223,227,1) 76%,rgba(245,246,246,1) 100%); /* W3C */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f5f6f6', endColorstr='#f5f6f6',GradientType=0 ); /* IE6-9 */
}