style.css

body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 20px;
  background-color: #ffffff;
}

.container {
  max-width: 600px;
  margin: 0 auto;
  background-color: #fff;
  padding: 20px;
  border-radius: 5px;
  box-shadow: 0 0 5px rgba(6, 4, 4, 0.1);
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

.balance {
  text-align: center;
  margin-bottom: 30px;
}

.transactions {
  margin-bottom: 30px;
}

.transaction-header {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

.transaction-list {
  display: flex;
  justify-content: space-between;
}

ul {
  list-style-type: none;
  padding: 0;
  margin: 0;
}

ul li {
  padding: 10px;
  border-bottom: 1px solid #ddd;
}

.income {
  color: green;
}

.expense {
  color: red;
}

.input-form {
  text-align: center;
  margin-top: 20px;
}

form input {
  margin-bottom: 10px;
  padding: 10px;
  width: 100%;
  box-sizing: border-box;
}

.input-group {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
}

form button {
  padding: 10px 16px;
  background-color: #4CAF50;
  color: white;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}