/* GOOGLE FONTS */
@import url('https://fonts.googleapis.com/css2?family=Roboto:wght@400;500;700&display=swap');

*,
*::after,
*::before {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: 'Roboto', sans-serif;
}

body {
  background-color: #0f4e63;
  color: #f4f4f4;
  font-family: 'Roboto', sans-serif;
}
h2 {
  position: absolute;
  top: 10%;
  left: 50%;
  transform: translateX(-50%);
  font-size: 2.5rem;
  letter-spacing: 2px;
  width: 100%;
  text-align: center;
}
table {
  border-collapse: collapse;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
}

td {
  border: 2px solid #f4f4f4;
  height: 100px;
  width: 100px;
  text-align: center;
  vertical-align: middle;
  font-family: sans-serif;
  font-size: 70px;
  cursor: pointer;
}

table tr:first-child td {
  border-top: none;
}

table tr:last-child td {
  border-bottom: none;
}
table tr td:first-child {
  border-left: none;
}
table tr td:last-child {
  border-right: none;
}

.endgame {
  display: none;
  width: 200px;
  background-color: rgba(205, 133, 63, 0.8);
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translateY(-50%);
  margin-left: -100px;
  padding-top: 50px;
  text-align: center;
  border-radius: 5px;
  color: white;
  font-size: 2rem;
}
button {
  position: absolute;
  bottom: 12%;
  left: 50%;
  transform: translate(-50%, -10%);
  border: 2px solid #fff;
  outline: none;
  background: transparent;
  padding: 0.5rem 1.2rem;
  font-size: 1rem;
  color: #f4f4f4;
  border-radius: 5px;
}
button:hover {
  background-color: #fff;
  color: #333333;
  font-weight: 600;
}