.main_div {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.calculator_div {
  background-color: rgb(180, 180, 180);
  height: 500px;
  width: 320px;
  border: 1px solid rgb(180, 180, 180);
  border-radius: 20px;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 18px;
  padding-bottom: 18px;
}

.calculator_div_night {
  background-color: rgb(0, 0, 0);
  border: 1px solid rgb(0, 0, 0);
}

.input {
  height: 60px;
  border: 1px solid white;
  font-size: 50px;
  padding: 10px;
  width: 100%;
  overflow-x: auto;
  white-space: nowrap;
}

.number,
.clear,
.ravno {
  background-color: white;
  width: 62px;
  height: 62px;
  border: 1px solid;
  border-radius: 20px;
  border-color: white;
  font-size: 40px;
  transition: 0.4s;
}

.symbol,
.krapka {
  width: 47px;
  height: 47px;
  background-color: rgb(255, 242, 170);
  border: 1px solid rgb(255, 242, 170);
  border-radius: 20px;
  font-size: 40px;
  transition: 0.4s;
}

.number:hover,
.symbol:hover,
.clear:hover,
.ravno:hover,
.krapka:hover {
  border-color: rgb(111, 111, 111);
  transition: 0.4s;
}

.ravno {
  background-color: rgb(170, 255, 170);
  border: 1px solid rgb(170, 255, 170);
}

.clear {
  background-color: rgb(170, 255, 251);
  border: 1px solid rgb(170, 255, 251);
}

.clear_all {
  width: 104px;
  height: 48px;
  border: 1px solid white;
  border-radius: 20px;
  font-size: 22px;
  background-color: white;
  transition: 0.4s;
}

.clear_all:hover {
  border: 1px solid rgb(111, 111, 111);
  transition: 0.4s;
}

.history {
  width: 104px;
  height: 48px;
  border: 1px solid rgb(246, 212, 241);
  border-radius: 20px;
  font-size: 22px;
  background-color: rgb(246, 212, 241);
  transition: 0.4s;
}

.history:hover {
  border: 1px solid rgb(111, 111, 111);
  transition: 0.4s;
}

.tema {
  width: 48px;
  height: 48px;
  background-color: white;
  border: 1px solid white;
  font-size: 40px;
  border-radius: 20px;
  transition: 0.4s;
}

.tema:hover {
  border: 1px solid rgb(111, 111, 111);
  transition: 0.4s;
}

.history_div {
  display: none;
}

.history_display {
  height: 500px;
  width: 320px;
  background-color: rgb(0, 0, 0);
  opacity: 0.8;
  position: absolute;
  padding-top: 18px;
  padding-bottom: 18px;
  border: 1px solid rgb(180, 180, 180);
  border-radius: 20px;
  display: flex;
  overflow-y: auto;
  overflow-x: hidden;
}

.ul {
  list-style-type: none;
  margin: 0;
  padding-left: 6px;
  padding-top: 50px;
}

.list_history {
  display: inline-block;
  color: white;
  font-size: 30px;
  border-bottom: 1px solid yellow;
  padding: 4px;
  margin: 10px;
  width: 200px;
}

.close_modal {
  width: 50px;
  height: 50px;
  font-size: 40px;
  border: 1px solid white;
  border-radius: 20px;
  background-color: white;
  color: black;
  transition: 0.4s;
  position: absolute;
  right: 14px;
  top: 10px;
}

.close_modal:hover {
  border: 1px solid rgb(255, 255, 255);
  background-color: black;
  color: white;
  transition: 0.4s;
}