/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px;
}

/* Header */
.header {
    text-align: center;
    color: white;
    margin-bottom: 40px;
}

.header h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

/* Calculator section */
.calculator-section {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 30px;
    margin-bottom: 40px;
}

/* Controls panel */
.controls-panel {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    height: fit-content;
}

.controls-panel h2 {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 25px;
    font-size: 1.8rem;
    font-weight: 700;
}

.slider-group {
    margin-bottom: 30px;
}

.slider-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    font-size: 1.1rem;
}

.slider-container {
    position: relative;
}

input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: #e0e0e0;
    outline: none;
    -webkit-appearance: none;
    margin-bottom: 10px;
}

input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(0,0,0,0.2);
    transition: all 0.2s ease;
}

input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    background: #5a67d8;
}

input[type="range"]::-moz-range-thumb {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #667eea;
    cursor: pointer;
    border: none;
    box-shadow: 0 2px 6px rgba(0,0,0,0.3);
}

.slider-value {
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    color: #5a67d8;
    padding: 8px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

/* Region Selector */
.region-selector {
    margin-bottom: 30px;
}

.region-selector label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    font-size: 1.1rem;
}

.region-selector select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    color: #2d3748;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.region-selector select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Quality Select (Video Quality & Redundancy dropdowns) */
.quality-select {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    color: #2d3748;
    cursor: pointer;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.quality-select:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.region-info {
    margin-top: 8px;
    padding: 8px 12px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
    border-left: 3px solid #667eea;
}

.region-info span {
    font-size: 0.9rem;
    color: #4a5568;
    font-style: italic;
}

/* Slider Info */
.slider-info {
    margin-top: 5px;
    padding: 5px 8px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 4px;
    border-left: 2px solid #667eea;
}

.slider-info span {
    font-size: 0.85rem;
    color: #4a5568;
    font-style: italic;
}

.metrics-display {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.metric {
    display: flex;
    justify-content: space-between;
    margin-bottom: 10px;
    font-size: 1rem;
}

.metric-label {
    color: #4a5568;
    font-weight: 500;
}

.metric-value {
    color: #2d3748;
    font-weight: 700;
}

/* Results panel */
.results-panel {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

.results-panel h2 {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 25px;
    font-size: 1.8rem;
    font-weight: 700;
}

.provider-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 15px;
    margin-bottom: 30px;
}

.provider-card {
    border-radius: 12px;
    padding: 16px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 280px;
    display: flex;
    flex-direction: column;
}

.provider-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.provider-card.aws {
    background: linear-gradient(135deg, rgba(255, 159, 64, 0.85) 0%, rgba(255, 107, 53, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 159, 64, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.provider-card.gcp {
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.85) 0%, rgba(26, 115, 232, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(66, 133, 244, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.provider-card.tencent {
    background: linear-gradient(135deg, rgba(0, 150, 136, 0.85) 0%, rgba(0, 121, 107, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(0, 150, 136, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.provider-card.oracle {
    background: linear-gradient(135deg, rgba(234, 67, 53, 0.85) 0%, rgba(196, 30, 58, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(234, 67, 53, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.provider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(255,255,255,0.2);
}

.provider-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.2;
}

.total-cost {
    font-size: 1.6rem;
    font-weight: 700;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.cost-breakdown {
    space-y: 8px;
}

.cost-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 6px 0;
    font-size: 0.9rem;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    line-height: 1.3;
}

.cost-item:last-child {
    border-bottom: none;
}

.cost-item span:first-child {
    opacity: 0.9;
}

.cost-item span:last-child {
    font-weight: 600;
}

/* Chart container */
.chart-container {
    height: 200px;
    margin-bottom: 30px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* Assumptions section */
.assumptions-section {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    margin-bottom: 30px;
}

.assumptions-section h3 {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 25px;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
}

.assumptions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.assumption-card {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.assumption-card h4 {
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 700;
}

.assumption-card ul {
    list-style: none;
}

.assumption-card li {
    padding: 5px 0;
    color: #4a5568;
    position: relative;
    padding-left: 20px;
}

.assumption-card li::before {
    content: "•";
    color: #667eea;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* Footer */
.footer {
    text-align: center;
    color: white;
    opacity: 0.8;
    font-size: 0.9rem;
    padding: 20px;
}

/* Responsive design */
@media (max-width: 1024px) {
    .calculator-section {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .provider-cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 12px;
    }

    .provider-card {
        padding: 12px;
        min-height: 260px;
    }

    .header h1 {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .header h1 {
        font-size: 2rem;
    }

    .header p {
        font-size: 1rem;
    }

    .controls-panel,
    .results-panel,
    .assumptions-section {
        padding: 20px;
    }

    .provider-cards {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .provider-card {
        min-height: auto;
        padding: 16px;
    }

    .assumptions-grid {
        grid-template-columns: 1fr;
    }

    .chart-container {
        height: 300px;
    }
}

@media (max-width: 480px) {
    .provider-header {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }

    .total-cost {
        font-size: 1.5rem;
    }

    .metric {
        flex-direction: column;
        gap: 5px;
    }

    .cost-item {
        font-size: 0.9rem;
    }
}

/* Pricing Details Section */
.pricing-details-section {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    margin-bottom: 30px;
}

.pricing-details-section h3 {
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
    margin-bottom: 30px;
    font-size: 2rem;
    font-weight: 700;
    text-align: center;
    border-bottom: 3px solid rgba(102, 126, 234, 0.5);
    padding-bottom: 15px;
}

.pricing-details-section h4 {
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    margin-bottom: 25px;
    font-size: 1.5rem;
    font-weight: 700;
}

.pricing-details-section h5 {
    color: #667eea;
    margin-bottom: 15px;
    font-size: 1.2rem;
    font-weight: 600;
}

/* Calculation Method */
.calculation-method {
    margin-bottom: 40px;
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #667eea;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.calculation-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.calc-step {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.calc-step p {
    margin-bottom: 8px;
    font-size: 0.95rem;
    line-height: 1.5;
}

.calc-step strong {
    color: #667eea;
}

/* Pricing Breakdown */
.pricing-breakdown {
    margin-bottom: 30px;
}

.provider-pricing {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
    margin-top: 20px;
}

.pricing-card {
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.pricing-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.aws-pricing {
    background: linear-gradient(135deg, rgba(255, 159, 64, 0.85) 0%, rgba(255, 107, 53, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 159, 64, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.gcp-pricing {
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.85) 0%, rgba(26, 115, 232, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(66, 133, 244, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.oracle-pricing {
    background: linear-gradient(135deg, rgba(234, 67, 53, 0.85) 0%, rgba(196, 30, 58, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(234, 67, 53, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.tencent-pricing {
    background: linear-gradient(135deg, rgba(0, 150, 136, 0.85) 0%, rgba(0, 121, 107, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(0, 150, 136, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.pricing-card h5 {
    color: white;
    margin-bottom: 20px;
    font-size: 1.3rem;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    padding-bottom: 10px;
}

.pricing-items {
    margin-bottom: 20px;
}

.pricing-item {
    margin-bottom: 15px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.pricing-item:last-child {
    border-bottom: none;
}

.pricing-item strong {
    display: block;
    margin-bottom: 5px;
    font-size: 1rem;
}

.pricing-item ul {
    list-style: none;
    margin-left: 15px;
    margin-top: 8px;
}

.pricing-item li {
    margin-bottom: 4px;
    font-size: 0.9rem;
    opacity: 0.95;
}

.price {
    background: rgba(255,255,255,0.2);
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.9rem;
}

.source {
    font-style: italic;
    font-size: 0.85rem;
    opacity: 0.9;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(255,255,255,0.3);
}

/* Disclaimer */
.disclaimer {
    background: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    padding: 25px;
    border-radius: 12px;
    border-left: 4px solid #ffa726;
    border: 1px solid rgba(255, 255, 255, 0.4);
}

.disclaimer h4 {
    color: #e65100;
    margin-bottom: 15px;
}

.disclaimer ul {
    list-style: none;
}

.disclaimer li {
    margin-bottom: 8px;
    padding-left: 20px;
    position: relative;
    color: #666;
    line-height: 1.5;
}

.disclaimer li::before {
    content: "⚠️";
    position: absolute;
    left: 0;
    font-size: 0.9rem;
}

/* Animation for loading */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.provider-card,
.controls-panel,
.results-panel,
.assumptions-section,
.pricing-details-section {
    animation: fadeInUp 0.6s ease-out;
}

/* Responsive design for pricing details */
@media (max-width: 1024px) {
    .provider-pricing {
        grid-template-columns: 1fr;
    }

    .calculation-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .pricing-details-section {
        padding: 25px 20px;
    }

    .pricing-details-section h3 {
        font-size: 1.7rem;
    }

    .calc-step {
        padding: 15px;
    }

    .pricing-card {
        padding: 20px;
    }
}

/* Pricing Grid */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
    margin-top: 25px;
}

.pricing-card {
    border-radius: 12px;
    padding: 25px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    min-height: 400px;
}

.pricing-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.pricing-card.aws {
    background: linear-gradient(135deg, rgba(255, 159, 64, 0.85) 0%, rgba(255, 107, 53, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 159, 64, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.pricing-card.gcp {
    background: linear-gradient(135deg, rgba(66, 133, 244, 0.85) 0%, rgba(26, 115, 232, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(66, 133, 244, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.pricing-card.tencent {
    background: linear-gradient(135deg, rgba(0, 150, 136, 0.85) 0%, rgba(0, 121, 107, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(0, 150, 136, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.pricing-card.oracle {
    background: linear-gradient(135deg, rgba(234, 67, 53, 0.85) 0%, rgba(196, 30, 58, 0.85) 100%);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(234, 67, 53, 0.7);
    color: white;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
}

.pricing-card h4 {
    color: #ffffff;
    text-shadow: 1px 1px 3px rgba(0,0,0,0.3);
    margin-bottom: 20px;
    font-size: 1.4rem;
    font-weight: 700;
    border-bottom: 2px solid rgba(255,255,255,0.3);
    padding-bottom: 10px;
}

.pricing-details {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.pricing-item {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding-bottom: 12px;
    border-bottom: 1px solid rgba(255,255,255,0.2);
}

.pricing-item:last-child {
    border-bottom: none;
}

.service-name {
    font-weight: 600;
    font-size: 0.95rem;
    opacity: 0.95;
}

.pricing-info {
    font-size: 0.85rem;
    opacity: 0.9;
    line-height: 1.4;
    margin-left: 10px;
}

.pricing-note {
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid rgba(255,255,255,0.3);
    font-size: 0.85rem;
    opacity: 0.9;
    display: flex;
    align-items: center;
    gap: 8px;
}

.checkmark {
    color: #4ade80;
    font-weight: bold;
}

/* Responsive design for pricing grid */
@media (max-width: 1024px) {
    .pricing-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .pricing-card {
        padding: 20px;
        min-height: auto;
    }
    
    .pricing-details-section h3 {
        font-size: 1.7rem;
    }
}

/* Input Text Fields */
.slider-value input[type="text"] {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 8px;
    padding: 8px 12px;
    color: white;
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    min-width: 120px;
    outline: none;
    transition: all 0.3s ease;
}

.slider-value input[type="text"]:focus {
    border-color: #667eea;
    box-shadow: 0 0 0 2px rgba(102, 126, 234, 0.2);
}

.slider-value input[type="text"]:hover {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.4);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 34px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: .4s;
    border-radius: 34px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 26px;
    width: 26px;
    left: 4px;
    bottom: 3px;
    background-color: white;
    transition: .4s;
    border-radius: 50%;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

input:checked + .toggle-slider {
    background-color: #667eea;
    border-color: #667eea;
}

input:checked + .toggle-slider:before {
    transform: translateX(26px);
}

.toggle-slider:hover {
    box-shadow: 0 0 8px rgba(102, 126, 234, 0.3);
}

/* Smooth transitions */
* {
    transition: all 0.2s ease;
}