styleScoreBoard.css

body {
    height: 100vh;
    /* Permalink - use to edit and share this gradient: http://colorzilla.com/gradient-editor/#008947+0,002400+100 */
    background: #008947; /* Old browsers */
    background: -moz-linear-gradient(top, #008947 0%, #002400 100%); /* FF3.6-15 */
    background: -webkit-linear-gradient(top, #008947 0%,#002400 100%); /* Chrome10-25,Safari5.1-6 */
    background: linear-gradient(to bottom, #008947 0%,#002400 100%); /* W3C, IE10+, FF16+, Chrome26+, Opera12+, Safari7+ */
    filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#008947', endColorstr='#002400',GradientType=0 ); /* IE6-9 */
}

#scoreboard-container {
    width: 50%;
    height: auto;
    margin: 50px auto;
}

h3 {
    text-align: center;
    font-size: 2em;
    color: green;
}

#board {
    width: 92%;
    min-height: 400px;
    border-radius: 15px;
    padding: 15px;
    margin: 30px 4%;
    background-color: #ededed;
    box-shadow: 3px 3px 2px 0 #000000;
}

table {
    width: 100%;
    font-family: arial, sans-serif;
    border-collapse: collapse;
    width: 100%;
}

td, th {
    border: 1px solid #dddddd;
    text-align: left;
    padding: 8px;
}

tr:nth-child(even) {
    background-color: #dddddd;
}