#factor-calculator {
    font-family: Arial, sans-serif;
    margin: 0 auto;
    /*width: 800px;
    background: white;
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);*/
}

.factor-calculator table {
    width: 100%;
	padding: 6px;
}

.factor-head {
    background-color: #f2f2f2;
	font-weight: Bold;
}

.factor-calculator input {
    padding: 6px;
	width: 80px;
	border-radius: 4px;
	outline: none;
    transition: border-color 0.3s;
}

.factor-calculator input:focus {
    border-color: #3498db;
}

#factor-calculator h2 {
    text-align: center;
    color: #333;
    margin-bottom: 30px;
    font-weight: 600;
}

#factor-calculator .input-groupf {
    margin-bottom: 20px;
}

#factor-calculator label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #444;
}

/*#factor-calculator input {
    width: 100%;
    padding: 14px;
    border: 2px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    transition: border-color 0.3s;
}

#factor-calculator input:focus {
    border-color: #4a86e8;
    outline: none;
}*/

#factor-calculator .buttons {
    display: flex;
    gap: 15px;
    margin-bottom: 20px;
}

#factor-calculator button {
    /*flex: 1;*/
    padding: 8px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
    font-weight: 400;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

#factor-calculator button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 8px rgba(0, 0, 0, 0.15);
}

#factor-calculator button:active {
    transform: translateY(0);
}

#factor_calculate_btn {
    background: #28a745;
    color: white;
}

#factor_clear_btn {
    background: #6c757d;
    color: white;
}

#factor-calculator .result-container {
    margin-top: 30px;
}

#factor-calculator .result-section {
    margin-bottom: 25px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

#factor-calculator .result-header {
    /*background-color: #28a745;
    color: white;*/
    padding: 12px 20px;
    /*font-weight: 600;
    font-size: 18px;*/
}

#factor-calculator .result-content {
    padding: 20px;
    background-color: #f8f9fa;
}

#factor-calculator .factors-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

#factor-calculator .factor-item {
    background-color: #e9ecef;
    padding: 8px 15px;
    border-radius: 20px;
    font-weight: 500;
}

#factor-calculator .pairs-list {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

#factor-calculator .pair-item {
    background-color: #e9ecef;
    padding: 10px 15px;
    border-radius: 8px;
    font-family: 'Courier New', monospace;
}

#factor-calculator .factorization-tree {
    font-family: 'Courier New', monospace;
    line-height: 1.8;
    padding-left: 20px;
}

#factor-calculator .tree-level {
    margin-left: 30px;
}

#factor-calculator .prime-factor-expression {
    font-size: 18px;
    font-weight: 500;
    padding: 15px;
    background-color: #e6f4ea;
    border-radius: 8px;
    margin-top: 15px;
}

#factor-calculator sup {
    font-size: 0.8em;
    vertical-align: super;
}

#factor-calculator .error-message {
    color: #d32f2f;
    font-weight: 500;
    margin-top: 10px;
    padding: 10px;
    background-color: #ffebee;
    border-radius: 4px;
}

#factor-calculator .instructions {
    margin-top: 15px;
    font-size: 14px;
    color: #666;
    font-style: italic;
}