.btn {
    background-color: DodgerBlue;
    border: none;
    color: white;
    padding: 8px 16px;
    cursor: pointer;
    font-size: 14px;
}

/* Darker background on mouse-over */
.btn:hover {
    background-color: RoyalBlue;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
    width: 95%;
    border: 1px solid #ddd;
    margin: 0px 16px 0px 16px;   
    font-size: 1em;
    font-family: "微軟正黑體", "Microsoft JhengHei","Lucida Grande",Helvetica,Arial,Verdana,sans-serif;
}

th, td {
    text-align: left;
    padding: 12px;
}

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