:root {
  background-color: white;
}

.box-nav {
  background-color: #848484;
  border-radius: 7px;
  color: black;
  margin: 0px auto;
  display: block;
  justify-content: center;
  text-align: center;
  align-content: center;
  align-items: center;
  width: 475px;
  height: 50px;
  font-size: 20px;
}

footer {
  color: gray;
  font-size: 14px;
  margin: 10px;
}

.box-main {
  display: flex;
  gap: 10px;
}

.box-main input::placeholder {
  color: gray;
  font-size: 9px;
}

.kelas-name {
  background-color: #908cb7;
  border: 1px solid gray;
  border-radius: 15px;
  width: 90px;
  height: 15px;
  text-align: center;
  justify-content: center;
  align-content: center;
  align-items: center;
  margin: 3px auto;
  margin-bottom: 9px;
  margin-top: 1px;
}

.input-uang {
  width: 100px;
  height: 15px;
  text-align: center;
  align-items: center;
  align-content:  center;
  border-radius: 10px;
  border: 1px solid black;
  margin: 5px;
}

.box-uang {
  background-color: #bababa;
  border: 2px solid black;
  border-radius: 10px;
  align-content: top;
  align-items: center;
  display: flex;
  flex-direction: column;
  padding: 8px;
  margin: 8px;
  font-size: 9px;
  color: black;
}

.box-total {
  background-color: #bababa;
  border: 2px solid black;
  border-radius: 10px;
  align-content: top;
  align-items: center;
  display: flex;
  flex-direction: column;
  padding: 9px;
  margin: 9px;
  font-size: 9px;
  color: black;
}

.box-total-all {
  margin: 10px;
  width: 475px;
  height: 50px;
  justify-content: center;
  text-align: center;
  display: flex;
}

.total-all {
  margin: 9px;
  padding: 9px;
  width: 300px;
  height: 30px;
  background-color: gray;
  color: white;
  border: 2px solid black;
  border-radius: 10px;
  text-align: center;
  font-size: 13px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.result-total-all {
  justify-content: center;
  height: 20px;
  width: 150px;
  margin: 0px auto;
  text-align: center;
  align-content: center;
  align-items: center;
  border: 1px solid black;
}

#btn-total {
  background-color: silver;
  color: black;
  margin: 20px;
  height: 18px;
  width: 40px;
  outline: none;
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  border: 1px solid black;
  border-radius: 3px;
}

#btn-total:focus {
  background-color: black;
  color: silver;
  transition: .6s ease-in-out;
}