@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Satisfy&display=swap');

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

:root {
  --background: #1abc9c;
  --white: #ffffff;
}

html {
  font-size: 62.5%;
}

body {
  min-height: 100vh;
  width: 100%;
  background: var(--background);
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 1.6rem;
}

h1 {
  text-align: center;
  color: var(--white);
  margin-bottom: 2rem;
  font-style: 3.6rem;
  font-family: "Satisfy", cursive;
}

.game-board {
  min-height: 38rem;
  max-width: 36rem;
  width: 100%;
  margin: auto;
}

.game-board .board {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}

.game-board .board .button {
  border: 0;
  height: 12rem;
  background: transparent;
  color: var(--white);
  font-size: 2.8rem;
  font-weight: 700;
  cursor: pointer;
  transition: 300ms all ease-in-out;
}

.game-board .board .button:hover {
  transition: 0s;
  background: #ffffff50;
}

.game-board .board .button[disabled] {
  pointer-events: none;
}

.game-board .board .button.border-right {
  border-right: 0.1rem solid var(--white);
}

.game-board .board .button.border-top {
  border-top: 0.1rem solid var(--white);
}

.game-board .board .button.marker {
  background: #13faff;
  color: va(--white);
  text-shadow: 0 0 0.2rem var(--background);
}

.game-info {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  margin-top: 2rem;
}

.game-info .message {
  background: var(--white);
  width: 100%;
  text-align: center;
  border-radius: 0.4rem;
  margin-bottom: 1rem;
}

.game-info .message p {
  color: var(--background);
  font-size: 1.6rem;
  font-weight: 500;
  line-height: 1.7;
}

.game-info button {
  background: var(--white);
  border: 0;
  outline: 0;
  padding: 1rem 3rem;
  border-radius: 0.5rem;
  font-size: 1.6rem;
  font-weight: 500;
  display: none;
  cursor: pointer;
}