body {
    font-family: 'Helvetica Neue', Arial, sans-serif;
    background: linear-gradient(to bottom, #cfefff, #a5d8ff, #6db5ff, #007bff); /* Gradient background with shades of blue */
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.calculator-container {
    background-color: rgba(255, 255, 255, 0.9); /* White container background color with transparency */
    padding: 20px; /* Reduced padding */
    border-radius: 12px;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    max-width: 500px;
    width: 100%;
    text-align: center;
}

h1 {
    font-size: 32px;
    margin-bottom: 20px; /* Reduced margin */
    color: #333333;
}

form {
    display: flex;
    flex-direction: column;
    align-items: stretch;
}

label {
    margin-bottom: 10px; /* Reduced margin */
    font-weight: 600;
    color: #555555;
    text-align: left;
}

input, select, button {
    margin-bottom: 16px; /* Reduced margin */
    padding: 12px; /* Reduced padding */
    border: 2px solid #dddddd;
    border-radius: 8px;
    font-size: 16px;
    width: 100%;
    box-sizing: border-box;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

input:focus, select:focus {
    outline: none;
    border-color: #007bff;
    box-shadow: 0 0 8px rgba(0, 123, 255, 0.3);
}

button {
    background-color: #007bff;
    color: #ffffff;
    border: none;
    cursor: pointer;
    padding: 12px 20px;
    font-size: 16px;
    border-radius: 8px;
    transition: background-color 0.3s ease, box-shadow 0.3s ease;
}

button:hover {
    background-color: #0056b3;
    box-shadow: 0 4px 12px rgba(0, 123, 255, 0.4);
}

#result {
    margin-top: 20px; /* Reduced margin */
    font-size: 20px;
    color: #333333;
}

#totalCost {
    font-weight: bold;
}

#currencySymbol {
    font-weight: bold;
    margin-right: 5px;
}