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

body {
  text-align: center;
  font-family: sans-serif;
  margin: 1rem 2rem;
  display: flex;
  justify-content: center;
  align-items: center;
}
.app {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  background-color: grey;
  border-radius: 10px;
  padding: 20px;
}
h5 {
  padding: 6px 0 18px 0;
}
.label {
  margin: 10px 0;
  font-size: 1.1rem;
}
input {
  margin: 10px 0;
  width: 50%;
  padding: 6px;
  font-size: 1.3rem;
  outline: none;
}
.check,
.next {
  border: none;
  outline: none;
  padding: 10px;
  width: 30%;
  font-size: 1.3rem;
  color: white;
  background-color: black;
  margin: 20px 0;
  transition: all 0.3s ease-in-out;
  cursor: pointer;
}
.check:active,
.next:active {
  transform: scaleX(0.7);
}
table,
tr,
td,
th {
  border: 2px solid black;
  padding: 6px 10px;
  align-items: center;
}
.cashRecievedDiv,
.balance {
  display: none;
}
.error {
  color: red;
  font-weight: bold;
  font-size: 1rem;
}