TicTacToe.css

* {
  font-family: Lato;
}

body {
  margin: 0;
}

.button {
  height: 40px;
  padding: 15px;
  font-size: 15px;
  line-height: 0;
  background-color: white;
  border: 2px solid #1f5c9e;
  color: #1f5c9e;
  cursor: pointer;
  transition: all 0.15s ease;
  outline: none;
}

.button:hover, .button.selected {
  background-color: #1f5c9e;
  color: white;
}

.first-game-choice-button {
  margin-right: 20px;
}

input {
  height: 35px;
  padding: 0 10px;
  font-size: 15px;
  line-height: 0;
  background-color: white;
  border: 2px solid #1f5c9e;
  color: #1f5c9e;
  transition: all 0.15s ease;
  outline: none;
  margin-left: 10px;
}

.name-entry {
  margin-top: 30px;
}

.name-entry div:first-of-type {
  margin-bottom: 20px;
}

.start-game-button {
  margin-top: 40px;
}