* {
  padding: 0;
  margin: 0;
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.2;
  font-size: 1.2rem;
  color: #333;
  background-color: #dfe5e5;
}

.container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.dice {
  color: #efefef;
  background-color: slateblue;
  width: 750px;
  border: 2px dotted #888;
  margin-top: 50px;
  z-index: -1;
  height: 750px;
  position: relative;
  border-radius: 5px;
}

.vertical-line {
  position: absolute;
  z-index: -1;
  left: 375px;
  border: 1px dotted #dfe5e5;
  height: 100%;
}

.player-container,
.score {
  float: left;
  text-align: center;
  width: 50%;
}

.score {
  margin-top: 3px;
}

.dice-container {
  text-align: center;
}

.dice-image {
  width: 100px;
  height: 100px;
  border: 1px dotted slateblue;
  margin-top: 263px;
}

.btn {
  color: #555;
  margin-top: 10px;
  font-size: 1.7rem;
  border: 0;
  background-color: #fff;
  padding: 10px 40px;
  cursor: pointer;
  border-radius: 5px;
}

.btn.btn-disabled {
  background-color: red;
  color: #fff;
  cursor:not-allowed;
}