.list-slots {
  width: 100%;
  min-height: 100%;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
}

.slot {
  margin: 0.5%;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
}

.slot .slotChild {
  width: 65px;
  height: 65px;
  font-size: 25px;
  font-weight: normal;
  background: transparent;
  border-radius: 20%;
  color: black;
  text-align: center;
  display: flex;
  justify-content: center;
  align-items: center;
  transition: width 0.8s, height 0.8s;
  background-image: url(../icons/square-bg.svg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
}

.slot .slotChild div{
  width: 100%;
  word-wrap: break-word;
}

.slot .symbol {
  width: 35px;
  height: 35px;
  border: none;
  color: black;
  background-image: url(../icons/diamond.svg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  box-shadow: none;
}

.slot .number {
  border: none;
  color: black;
  background-image: url(../icons/diamond-bg.svg);
  background-repeat: no-repeat;
  background-position: center;
  background-size: contain;
  box-shadow: none;
}

.slot .res {
  border: none;
  color: black;
  background-image: none;
}

.slot .operator {
  width: 40px;
  height: 40px;
  font-weight: bold;
  color: black;
  border-radius: 50%;
  background-color: #f0d9b5;
  text-align: center;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.5);
  background-image: none;
  background-repeat: no-repeat;
  background-position: center;
  background-size: 50%;
}

.slot .plus {
  background-image: url(../icons/plus.svg);
}

.slot .minus {
  background-image: url(../icons/minus.svg);
}

.slot .multiply {
  background-image: url(../icons/multiply.svg);
}

.slot .divide {
  background-image: url(../icons/divide.svg);
}

.slot .circle {
  border: 3px solid black;
}

.slot .acheived {
  background-image: url(../icons/target.svg);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
}

.slot .empty-slot {
  border: none;
  background-image: url(../icons/empty.svg);
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center;
  box-shadow: none;
}

@media only screen and (max-width: 940px) {
  .slot .slotChild {
    width: 55px;
    height: 55px;
    font-size: 22px;
  }

  .slot .symbol {
    width: 30px;
    height: 30px;
  }

  .slot .operator {
    width: 35px;
    height: 35px;
  }
}

@media only screen and (max-width: 680px) {
  .slot .slotChild {
    width: 40px;
    height: 40px;
    font-size: 17px;
  }

  .slot .symbol {
    width: 25px;
    height: 25px;
  }

  .slot .operator {
    width: 25px;
    height: 25px;
  }
}

@media only screen and (max-width: 400px) {
  .slot .slotChild {
    width: 30px;
    height: 30px;
    font-size: 13px;
  }

  .slot .symbol {
    width: 20px;
    height: 20px;
  }

  .slot .operator {
    width: 20px;
    height: 20px;
  }

  .slot .circle {
    border: 2px solid black;
  }
}

@media only screen and (max-height: 500px) {
  .slot .slotChild {
    width: 35px;
    height: 35px;
    font-size: 13px;
  }

  .slot .symbol {
    width: 20px;
    height: 20px;
  }

  .slot .operator {
    width: 20px;
    height: 20px;
  }

  .slot .circle {
    border: 2px solid black;
  }
}