.background-image {
    width: 650px;
    height: 1000px;
    background-image: url("https://jrchang612.github.io/MoonBoardRNN/website/moon/img/moonboard.png");
    -webkit-box-shadow: 5px 5px 15px rgba(0,0,0,0.4);
    -moz-box-shadow: 5px 5px 15px rgba(0,0,0,0.4);
    margin: 10px 0px;
}

.grid-container {
    padding-top: 61px;
    margin-left: 68px;
    margin-right: 30px;
    height: 100%;
    display: grid;
    grid-template-columns: repeat(11, 50px);
    grid-template-rows: repeat(18, 50px);
}

.grid-container img {
    position: relative;
    margin-top: -20px;
    left: -20px;
}

#options-container {
    display: grid;
    grid-template-columns: repeat(2, auto);
    width: 100%;
}

div.option {
  display: grid;
  grid-template-columns: repeat(3, auto);
  padding: 0px 40px 0px 40px;
}

#grade-container {
    display: grid;
    grid-template-columns: repeat(4, auto);
    width: 100%;
}

#grade-container span {
  text-align: center;
}

.button-container {
    width: 650px;
    display: grid;
}


body {
    max-width: 650px;
    background-color: #333333;
    margin: 20px auto;
    line-height: 1.6;
    font-size: 16px;
    font-family: 'Open Sans','Helvetica Neue',Helvetica,Arial,sans-serif;
    color: #444;
    color: #EEEEEE;
}

h1 {
    text-align: center;
    text-transform: uppercase;
    margin: 5px 0px 5px 0px;
}

h2 {
  font-size: 20px;
  font-weight: 700;
  text-align:center;
  text-transform: uppercase;
  margin: 5px 0px 5px 0px;
  width:100%;
}

b {
  text-transform: uppercase;
}

input {
  cursor: pointer;
}

input[type=button] {
  color: #000 !important;
  cursor: pointer;
  font-weight: 700;
  text-transform: uppercase;
  background: #EEEEEE;
  padding: 10px;
  margin: 10px 100px;
  border-radius: 5px;
  display: inline-block;
  border: none;
  font-size: 20px;
}

input[type=button]:hover {
  background: #FFF;
  -webkit-box-shadow: 0px 5px 40px -10px rgba(0,0,0,0.57);
  -moz-box-shadow: 0px 5px 40px -10px rgba(0,0,0,0.57);
  box-shadow: 5px 40px -10px rgba(0,0,0,0.57);
}


footer {
  text-align: center;
  font-size: 14px;
}

a {
  color: #FFFFFF;
}