.button {
    font: bold 15px Arial;
    text-decoration: none;
    background-color: #5fe697;
    color: #05151f;
    border-radius: 4px;
    padding: 6px 8px 6px 8px;
    border-top: 1px solid #CCCCCC;
    border-right: 1px solid #333333;
    border-bottom: 1px solid #333333;
    border-left: 1px solid #CCCCCC;
    cursor: pointer;
  }
  .bg {
    /* The image used */
    background-image: url("g1.jpg");
  
    /* Full height */
    height: 100%;
    width: 100%;
    /* Center and scale the image nicely */
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
    opacity: 0.9;
  }