body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
    color: #333;
}

.container {
    width: 80%;
    margin: 0 auto;
    overflow: auto;
}

h1, h2 {
    color: #354458;
}

.input-section {
    background-color: #fff;
    border: 1px solid #ddd;
    padding: 10px;
    border-radius: 5px;
    margin-bottom: 10px;
}

.input-group {
    margin: 10px;
}

.row {
    display: flex;
    margin-bottom: 15px;
    align-items: center;
}
.btn_row {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
    margin-top: 50px;
}

form {
    padding: 0 20px;
}

form label {
    width: 200px;
    font-size: 22px;
    letter-spacing: -2px;
    white-space: nowrap;
    text-align: left;
}

input[type='number'] {
    width: 55%;
    flex-grow: 1;
    padding: 8px 10px;
    font-size: 20px;
    border: 1px solid #ddd;
    border-radius: 5px;
}

input[type='button'] {
    display: block;
    width: 80%;
    padding: 15px;
    background-color: #2e85fa;
    color: #fff;
    border: none;
    border-radius: 5px;
    font-size: 24px;
}

button {
    display: block;
    width: 100%;
    padding: 10px;
    background-color: #354458;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    margin: 10px;
}

button:disabled {
    background-color: #ddd;
    cursor: not-allowed;
}

.result-section {
    background-color: #fff;
    border: 1px solid #ddd;
    padding: 10px;
    border-radius: 5px;
}

.result-item {
    margin-bottom: 10px;
}

.result-positive, .result-negative {
    box-sizing: border-box; /* Include padding and border in element's total width and height */
    border-radius: 5px; /* Round corners */
    padding: 10px; /* Some padding */
    margin-top: 20px; /* Some margin at the top */
    box-shadow: 0px 2px 15px rgba(0, 0, 0, 0.1); /* A subtle shadow */
    transition: all 0.3s ease; /* Smooth transition for hover effect */
}

.result-positive {
    background-color: #d4edda; /* Light green */
    color: #155724; /* Dark green */
    border: 2px solid #155724; /* Dark green border */
}

.result-negative {
    background-color: #f8d7da; /* Light red */
    color: #721c24; /* Dark red */
    border: 2px solid #721c24; /* Dark red border */
}