/*=============== GOOGLE FONTS ===============*/
@import url("https://fonts.googleapis.com/css2?family=Mulish:wght@300;400;500;700&display=swap");

/*=============== VARIABLES CSS ===============*/
:root {
  /*========== Colors ==========*/
  --dark-color: hsl(240, 10%, 10%);
  --white-color: hsl(210, 32%, 85%);
  --gray-color: hsl(240, 10%, 15%);

  /*========== Font and typography ==========*/
  --body-font: "Mulish", sans-serif;
  --biggest-font-size: 1.75rem;
  --small-font-size: 14px;

  /*========== Font weight ==========*/
  --font-bold: 700;
  --font-medium: 500;
  --font-light: 300;

  /*========== Margins ==========*/
  --space-xsmall: 0.5rem;
  --space-small: 1rem;
  --space-medium: 1.5rem;
  --space-large: 2rem;
  --space-xlarge: 3rem;
}

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

body {
  font-family: var(--body-font);
  background: var(--dark-color);
  color: var(--white-color);
  width: 100vw;
  min-height: 100vh;
  padding: 3vh 2vh;
}

a,
a:visited,
a:active {
  text-decoration: none;
  color: inherit;
}

a:hover {
  text-decoration: underline;
  color: inherit;
}

/*=============== REUSABLE CSS CLASSES ===============*/
.container {
  max-width: 750px;
}
.flexColumnCenter {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.flexColumnBetween {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.flexRowCenter {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.flexRowStart {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-start;
  align-items: center;
  width: 100%;
}

.flexRowBetween {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-evenly;
  align-items: center;
  width: 100%;
}

/*=============== BASIC HEADER & FOOTER ===============*/
header {
  margin: 3vh auto 2vh;
}

header h1 {
  font-size: var(--biggest-font-size);
  font-weight: var(--font-light);
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 1px;
}

footer {
  margin-top: var(--space-large);
}

footer p {
  font-size: var(--small-font-size);
  font-weight: var(--font-light);
}

/*=============== PROJECT RELATED ===============*/
fieldset {
  background-color: hsl(227, 10%, 10%);
  border: 1px solid rgba(221, 230, 238, 0.05);
  border-radius: 8px;
  margin: 2vh auto;
}

fieldset legend {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin: auto 0.5rem;
}

.option {
  padding: 1rem 0.5rem 1rem 0;
}

.board {
  max-width: 500px;
}

.square {
  background-color: var(--gray-color);
  box-shadow: 0 0 2px #000;
  height: 16px;
  width: 16px;
  margin: 2px;
  transition: 2s ease;
}

.square:hover {
  transition-duration: 0s;
}

/*=============== MEDIA QUERIES ===============*/
/* For large devices */
@media screen and (min-width: 1280px) {
}