/******* Do not edit this file *******
Simple Custom CSS and JS - by Silkypress.com
Saved: Jul 13 2025 | 22:56:31 */
    body {
        font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        line-height: 1.6;
        color: #333;
        max-width: 1000px;
        margin: 0 auto;
        padding: 20px;
        background-color: #f5f5f5;
    }
    
    .calculator-container {
        display: flex;
        gap: 30px;
        margin-bottom: 40px;
    }
    
    .calculator {
        background-color: white;
        border-radius: 8px;
        padding: 25px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        flex: 1;
    }
    
    .calculation-steps {
        background-color: white;
        border-radius: 8px;
        padding: 25px;
        box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        width: 350px;
        display: none;
    }
    
    h1 {
        color: #2c3e50;
        text-align: center;
        margin-bottom: 30px;
    }
    
    h2 {
        color: #3498db;
        border-bottom: 1px solid #eee;
        padding-bottom: 10px;
        margin-top: 0;
    }
    
    h3 {
        color: #2c3e50;
        margin-top: 25px;
    }
    
    .guide {
        background-color: #e8f4fc;
        padding: 20px;
        border-radius: 8px;
        margin-top: 30px;
    }
    
    .input-group {
        margin-bottom: 20px;
        display: flex;
        align-items: center;
    }
    
    label {
        width: 200px;
        font-weight: 600;
        display: flex;
        align-items: center;
    }
    
    .input-container {
        display: flex;
        align-items: center;
        flex-grow: 1;
    }
    
    input {
        padding: 8px 12px;
        border: 1px solid #ddd;
        border-radius: 4px;
        font-size: 14px;
        width: 150px;
    }
    
    .tab-container {
        display: flex;
        margin-bottom: 20px;
    }
    
    .tab {
        padding: 10px 20px;
        background-color: #eee;
        cursor: pointer;
        border-radius: 5px 5px 0 0;
        margin-right: 5px;
    }
    
    .tab.active {
        background-color: #3498db;
        color: white;
    }
    
    .calculator-content {
        display: none;
    }
    
    .calculator-content.active {
        display: block;
    }
    
    .calculate-btn {
        background-color: #3498db;
        color: white;
        border: none;
        padding: 12px 24px;
        border-radius: 4px;
        cursor: pointer;
        font-size: 16px;
        display: block;
        margin: 30px auto 0;
        transition: background-color 0.3s;
    }
    
    .calculate-btn:hover {
        background-color: #2980b9;
    }
    
    .result {
        margin-top: 30px;
        padding: 20px;
        background-color: #e8f4fc;
        border-radius: 4px;
        display: none;
    }
    
    .step {
        margin-bottom: 15px;
        padding-bottom: 15px;
        border-bottom: 1px dashed #ddd;
    }
    
    .step:last-child {
        border-bottom: none;
    }
    
    .math-equation {
        font-family: "Times New Roman", Times, serif;
        font-style: italic;
        font-size: 1.1em;
        margin: 10px 0;
        padding: 5px;
        background-color: #f5f5f5;
        border-left: 3px solid #3498db;
    }
    
    .example {
        background-color: #e8f8f0;
        padding: 15px;
        border-radius: 4px;
        margin: 15px 0;
    }
    
    .help-icon {
        margin-left: 10px;
        color: #3498db;
        cursor: pointer;
        position: relative;
        display: inline-block;
        width: 18px;
        height: 18px;
        text-align: center;
        line-height: 18px;
        background-color: #e8f4fc;
        border-radius: 50%;
        font-size: 12px;
        font-weight: bold;
    }
    
    .help-tooltip {
        visibility: hidden;
        width: 300px;
        background-color: #2c3e50;
        color: #fff;
        text-align: left;
        border-radius: 6px;
        padding: 15px;
        position: absolute;
        z-index: 1;
        bottom: 125%;
        left: 50%;
        transform: translateX(-50%);
        opacity: 0;
        transition: opacity 0.3s;
        font-size: 14px;
        font-weight: normal;
        line-height: 1.4;
    }
    
    .help-icon:hover .help-tooltip {
        visibility: visible;
        opacity: 1;
    }
    
    .help-tooltip::after {
        content: "";
        position: absolute;
        top: 100%;
        left: 50%;
        margin-left: -5px;
        border-width: 5px;
        border-style: solid;
        border-color: #2c3e50 transparent transparent transparent;
    }