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

#container{
    background-color: #ccc;
    width: 750px;
    height: 150px;
    border: 1px solid black;
}

#container > div {
    margin: 5px;
    padding: 5px;
    width: 70px;
    height: 50px;

    border: 1px solid black;
    background-color: silver;
    float: left;
    text-align: center;
}

.tg  {border-collapse:collapse;border-spacing:0;}
.tg td{font-family:Arial, sans-serif;font-size:14px;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;}
.tg th{font-family:Arial, sans-serif;font-size:14px;font-weight:normal;padding:10px 5px;border-style:solid;border-width:1px;overflow:hidden;word-break:normal;}
.tg .tg-yw4l{vertical-align:top}