body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(to right, #f0f8ff, #e6f7ff);
    color: #333;
    padding: 20px;
    margin: 0;
}


#myH1 {
    text-align: center;
    color: #2c3e50;
    font-size: 36px;
    margin-bottom: 10px;
}

h2, .myBHead {
    text-align: center;
    color: #2980b9;
    margin-bottom: 15px;
}


p {
    max-width: 800px;
    margin: 0 auto 30px auto;
    font-size: 18px;
    line-height: 1.6;
}


.myBCatTable {
    margin: 30px auto;
    padding: 20px;
    border: 2px solid #3498db;
    border-radius: 10px;
    background-color: #ffffffcc;
    width: fit-content;
    box-shadow: 0 4px 8px rgba(0,0,0,0.1);
}


#myTable {
    border-collapse: collapse;
    width: 600px;
    margin: 0 auto;
    text-align: center;
}

#myTable th {
    background-color: #3498db;
    color: white;
    padding: 12px;
    border: 1px solid #2980b9;
    font-size: 16px;
}

#myTable td {
    border: 1px solid #ddd;
    padding: 10px;
    background-color: #fefefe;
    font-size: 15px;
}

#myTable tr:nth-child(even) {
    background-color: #ecf6fc;
}


.formContainer {
    display: flex;
    flex-direction: column;
    align-items: center;
    background-color: #ffffffdd;
    border: 2px solid #2ecc71;
    border-radius: 10px;
    padding: 30px;
    width: 600px;
    max-width: 90%;
    margin: 30px auto;
    box-shadow: 0 6px 12px rgba(0,0,0,0.1);
}


.formContainer label {
    display: flex;
    flex-direction: column;
    margin-bottom: 15px;
    width: 100%;
    color: #2c3e50;
    font-weight: bold;
}

.formContainer input,
.formContainer textarea {
    padding: 10px;
    font-size: 16px;
    margin-top: 5px;
    border: 1px solid #ccc;
    border-radius: 5px;
    transition: border-color 0.3s;
}

.formContainer input:focus,
.formContainer textarea:focus {
    border-color: #2ecc71;
    outline: none;
}


button#calculate {
    background-color: #2ecc71;
    color: white;
    font-size: 16px;
    padding: 12px 25px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    margin-top: 10px;
    transition: background-color 0.3s;
}

button#calculate:hover {
    background-color: #27ae60;
}


#result {
    margin-top: 20px;
    font-size: 18px;
    color: #e74c3c;
    font-weight: bold;
    text-align: center;
}