body {
  background-color: lime;
}

div.show__result--day:not(:first-child) {
  margin-top: 20px;
}

input.form__input--drinkingamount {
  font-size: 0.8rem;
  width: 30vmax;
}

input.form__input--btn-submit,
input.form__btn--delete-last,
.button__reset {
  font-size: 0.8rem;
}

.space-right {
  margin-right: 10px;
}

@keyframes spinner {
  to {
    transform: rotate(360deg);
  }
}

.spinner:before {
  content: "";
  box-sizing: border-box;
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin-top: -10px;
  margin-left: -10px;
  border-radius: 50%;
  border: 2px solid #ccc;
  border-top-color: #000;
  animation: spinner 0.6s linear infinite;
}