default.css

  .dropdown {
    position: relative;
    display: inline-block;
  }
  
  .dropdown-content {
    display: none;
    position: absolute;
    background-color: #f1f1f1;
    min-width: 160px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
    z-index: 1;
  }
 
.dropdown-content a:hover {background-color: #ddd}

.show {display:block;}

* { 
  box-sizing: border-box;
}

body {
  background-color: #bfbfbf;
}

h1, h2, h3 {
  text-align: center;
  margin-bottom: 0px;
}

table {
  margin-left: auto;
  margin-right: auto;
  border-spacing: 15px;
}

td {
  background-color: white;
  border: 5px solid #bfbfbf;
}

td {
  height: 80px;
  width: 135px;
  vertical-align: center;
  text-align: center;
}

ul {
  display: table;
}

#display-scores{
  list-style-type: none;
  margin: 0 auto;
}

.row {
  display: flex;
}

.column {
  padding: 10px;
}

.left {
  flex:  25%;
}

.center {
  flex: 50%;
}

.right {
  flex: 25%;
  visibility: hidden;
}

.bottom {
  text-align: center;
}

.topright {
  flex: 40%;
  text-align: center;
}

.topleft {
  flex: 60%;
  text-align: center;
}

#notification {
  color: #bfbfbf;
}

#deckCount {
  padding: 0;
  margin: 0;
}

#timer {
  font-family: "Lucida Console", Monaco, monospace;
}

#r4 {
  visibility: hidden;
}

button{
  background-color: aqua;
  font-size: larger;
}