html {
  box-sizing: border-box;
}

*,
*::before,
*::after {
  box-sizing: inherit;
}

a {
  color: inherit;
  text-decoration: none;
}

img {
  max-width: 100%;
}


body {
  min-width: 320px;
  font-family: "Roboto", sans-serif;
  font-weight: 400;
  line-height: normal;
}

/* glob */
.list-reset {
  margin-block-start: 0;
  margin-block-end: 0;
  padding-inline-start: 0;
  list-style: none;
}

.btn-reset {
  padding: 0;
  border: none;
  background-color: transparent;
  cursor: pointer;
}

.flex {
  display: flex;
}
/* Начало */
.game {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr 1fr;
  gap: 10px;
  padding: 40px 15px;
  max-width: 500px;
  margin: 0 auto;
}

.card {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 30px;
  height: 100px;
  width: 100px;
  border-radius: 15px;
  background-color: rgb(226, 187, 137);
  font-size: 0px;
  color: transparent;
  cursor: pointer;
  transition: background-color .3s;
}

.card:hover {
  background-color: rgb(241, 213, 176);
}

.card:active {
  background-color: rgb(204, 159, 100);
}

.open {
  font-size: 48px;
  color: #fff;
  background-color: #2b18d6;
  transition: background-color .1s;
  cursor: default;
}

.open:hover {
  background-color: #2b18d6;
}

.open:active {
  background-color: #2b18d6;
}

.success {
  font-size: 48px;
  color: #fff;
  background-color: #25d618;
  transition: background-color .1s;
  cursor: default;
}

.success:hover {
  background-color: #25d618;
}

.success:active {
  background-color: #25d618;
}

.gamebutton {
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn {
  padding: 20px 20px;
  border-radius: 15px;
  background-color: #d65e18;
  color: white;
  font-size: 32px;

}