@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;700&family=Roboto:wght@400;700&display=swap');

:root {
    --bg-dark: #1a1a2e;
    --text-light: #e0e0e0;
    --accent-blue: #7fdbff; /* For human detection / general AI */
    --accent-orange: #ffbf00; /* For animal detection */
    --accent-green: #00ff7f; /* For general detection highlight */
    --body-gradient-start: #4a4e69;
    --body-gradient-end: #22223b;
    --header-bg: rgba(26, 26, 46, 0.9);
    --footer-bg: #0d0d1a;
    --border-color: #3a3a50;
    --glow-strength: 0 0 10px;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden; /* Prevent horizontal scroll */
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.main-header {
    background-color: var(--header-bg);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.main-header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Orbitron', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: var(--accent-blue);
    text-decoration: none;
    text-shadow: var(--glow-strength) var(--accent-blue);
}

.main-nav ul {
    list-style: none;
    display: flex;
}

.main-nav ul li {
    margin-left: 30px;
}

.main-nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1.1em;
    padding: 5px 0;
    position: relative;
    transition: color 0.3s ease;
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent-blue);
    transition: width 0.3s ease;
}

.main-nav ul li a:hover {
    color: var(--accent-blue);
}

.main-nav ul li a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none; /* Hidden on desktop */
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.menu-toggle .icon-bar {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--text-light);
    margin: 5px 0;
    transition: 0.4s;
}

.mobile-nav {
    display: none; /* Hidden by default */
    position: fixed;
    top: 70px; /* Adjust based on header height */
    left: 0;
    width: 100%;
    background-color: var(--header-bg);
    z-index: 999;
    padding: 20px 0;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.5);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.mobile-nav ul {
    list-style: none;
    text-align: center;
}

.mobile-nav ul li {
    margin: 15px 0;
}

.mobile-nav ul li a {
    color: var(--text-light);
    text-decoration: none;
    font-size: 1.2em;
    display: block;
    padding: 10px;
    transition: background-color 0.3s ease, color 0.3s ease;
}

.mobile-nav ul li a:hover {
    background-color: rgba(255,255,255,0.1);
    color: var(--accent-blue);
}


/* Main content area */
main {
    padding: 50px 0;
}

section {
    padding: 60px 0;
    margin-bottom: 40px;
    background-color: #22223b; /* A slightly lighter dark for sections */
    border-radius: 10px;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.3);
}

section h2 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.5em;
    color: var(--accent-blue);
    text-align: center;
    margin-bottom: 40px;
    text-shadow: var(--glow-strength) var(--accent-blue);
}

section p {
    font-size: 1.1em;
    line-height: 1.8;
    max-width: 800px;
    margin: 0 auto 20px auto;
    text-align: center;
}

.btn-primary {
    display: inline-block;
    background-color: var(--accent-blue);
    color: var(--bg-dark);
    padding: 15px 30px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    font-size: 1.1em;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--glow-strength) var(--accent-blue);
}

.btn-primary:hover {
    background-color: var(--accent-orange);
    transform: translateY(-3px);
    box-shadow: var(--glow-strength) var(--accent-orange);
}

/* Hero Section Specific */
.hero-section {
    background-color: var(--bg-dark);
    padding: 80px 0;
    text-align: center;
    position: relative;
    overflow: hidden; /* To contain SVG */
}

.hero-section .svg-container {
    max-width: 800px;
    margin: 0 auto 40px auto;
    filter: drop-shadow(0 0 10px rgba(74, 144, 226, 0.7)); /* SVG general glow */
}

.hero-section h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 3.5em;
    color: var(--accent-blue);
    margin-bottom: 20px;
    text-shadow: var(--glow-strength) var(--accent-blue);
}

.hero-section p.tagline {
    font-size: 1.4em;
    margin-bottom: 40px;
    color: var(--text-light);
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

/* Service Boxes / Feature Grid */
.service-grid, .feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 0 20px; /* Ensure padding on smaller screens */
    margin-top: 40px;
}

.service-box, .feature-box {
    background-color: var(--border-color);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-box:hover, .feature-box:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-strength) var(--accent-green);
}

.service-box svg, .feature-box svg {
    max-width: 150px;
    height: auto;
    margin-bottom: 20px;
    filter: drop-shadow(0 0 8px rgba(0, 255, 127, 0.6)); /* SVG specific glow */
}
.service-box.animal-detection svg { filter: drop-shadow(0 0 8px rgba(255, 153, 0, 0.6)); }
.service-box.human-detection svg { filter: drop-shadow(0 0 8px rgba(74, 144, 226, 0.6)); }


.service-box h3, .feature-box h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.5em;
    color: var(--accent-green); /* Default for services */
    margin-bottom: 15px;
}
.service-box.animal-detection h3 { color: var(--accent-orange); }
.service-box.human-detection h3 { color: var(--accent-blue); }

.service-box p, .feature-box p {
    font-size: 1em;
    color: var(--text-light);
    text-align: left; /* Adjust for readability in boxes */
}

/* About Section */
.about-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 40px;
}

.about-content .text-block {
    max-width: 800px;
    text-align: left;
}

.about-content .text-block h3 {
    font-family: 'Orbitron', sans-serif;
    font-size: 1.8em;
    color: var(--accent-green);
    margin-bottom: 15px;
    text-align: center;
}

.about-content .text-block p {
    text-align: left;
    margin-bottom: 1em;
}

/* Contact Form */
.contact-form-container {
    max-width: 700px;
    margin: 0 auto;
    background-color: var(--border-color);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.3);
}

.contact-form-container h2 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--accent-blue);
    text-shadow: var(--glow-strength) var(--accent-blue);
}

.contact-form-container form {
    display: flex;
    flex-direction: column;
}

.contact-form-container label {
    margin-bottom: 8px;
    font-weight: bold;
    color: var(--text-light);
}

.contact-form-container input[type="text"],
.contact-form-container input[type="email"],
.contact-form-container input[type="tel"],
.contact-form-container textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 20px;
    border: 1px solid var(--accent-blue);
    border-radius: 5px;
    background-color: #32324b;
    color: var(--text-light);
    font-size: 1em;
    outline: none;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.contact-form-container input[type="text"]:focus,
.contact-form-container input[type="email"]:focus,
.contact-form-container input[type="tel"]:focus,
.contact-form-container textarea:focus {
    border-color: var(--accent-green);
    box-shadow: var(--glow-strength) var(--accent-green);
}

.contact-form-container textarea {
    min-height: 120px;
    resize: vertical;
}

.contact-form-container input[type="submit"] {
    background-color: var(--accent-blue);
    color: var(--bg-dark);
    padding: 15px 30px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-size: 1.1em;
    font-weight: bold;
    transition: background-color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: var(--glow-strength) var(--accent-blue);
}

.contact-form-container input[type="submit"]:hover {
    background-color: var(--accent-orange);
    transform: translateY(-3px);
    box-shadow: var(--glow-strength) var(--accent-orange);
}

.form-message {
    text-align: center;
    margin-top: 20px;
    font-size: 1.1em;
    font-weight: bold;
    color: var(--accent-green);
}
.form-message.error {
    color: #ff4136; /* Red for errors */
}

/* Footer */
.main-footer {
    background-color: var(--footer-bg);
    color: var(--text-light);
    text-align: center;
    padding: 30px 0;
    font-size: 0.9em;
    border-top: 1px solid var(--border-color);
}

.main-footer p {
    margin-bottom: 10px;
}

.main-footer a {
    color: var(--accent-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

.main-footer a:hover {
    color: var(--accent-orange);
}

.footer-links a {
    margin: 0 10px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .main-nav {
        display: none; /* Hide desktop nav */
    }

    .menu-toggle {
        display: block; /* Show hamburger */
    }

    .main-header .container {
        flex-direction: row; /* Keep logo and toggle on one line */
        justify-content: space-between;
    }

    .hero-section h1 {
        font-size: 2.5em;
    }

    .hero-section p.tagline {
        font-size: 1.2em;
    }

    section h2 {
        font-size: 2em;
    }

    .service-grid, .feature-grid {
        grid-template-columns: 1fr; /* Stack columns on small screens */
    }

    .service-box, .feature-box {
        padding: 25px;
    }

    .contact-form-container {
        padding: 30px;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 24px;
    }

    .hero-section h1 {
        font-size: 2em;
    }

    .hero-section p.tagline {
        font-size: 1em;
    }

    section {
        padding: 40px 0;
    }

    section h2 {
        font-size: 1.8em;
    }
}

/* Utility classes for hiding honeypot fields */
.honeypot {
    position: absolute;
    left: -9999px;
    visibility: hidden;
}

.js-hidden { /* For fields hidden by JS if not a bot */
    display: none;
}

/* Specific centering for call-to-action buttons */
#call-to-action .container,
#consultation .container {
    text-align: center;
}


/* Ensure main SVG in services.html is centered */
#ai-powered-cctv .container {
    text-align: center;
}


/* Container for medium SVGs in service boxes */
.svg-container-medium {
    max-width: 250px; /* Adjust as needed */
    height: auto;
    margin: 0 auto 20px auto;
    filter: drop-shadow(0 0 10px rgba(0, 255, 127, 0.7)); /* Default glow for new SVGs */
}
#facial-recognition .service-box .svg-container-medium {
    filter: drop-shadow(0 0 10px rgba(74, 144, 226, 0.7)); /* Blue glow for face recognition */
}


/* Ensure main SVG in ai-system-upgrade.html intro section is centered */
#introduction .container {
    text-align: center;
}


/* Styling for Image Grid */
.image-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    padding: 20px 0;
    margin-top: 40px;
    justify-items: center; /* Center items in the grid cells */
}

/* Ensure images within the SVG frames scale correctly */
.image-grid svg {
    max-width: 100%;
    height: auto;
}


/* Image Gallery Item Styling */
.image-gallery-item {
    display: flex;
    flex-direction: column;
    align-items: center; /* Center SVG and text */
    text-align: center;
    background-color: var(--border-color);
    padding: 10px; /* Padding inside the box */
    border-radius: 10px;
    box-shadow: var(--glow-strength) rgba(0,0,0,0.3);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    border: 2px solid transparent; /* Base border for hover */
    cursor: pointer;
}

.image-gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--glow-strength) var(--accent-blue); /* Stronger glow on hover */
    border-color: var(--accent-blue); /* Highlight border */
}

/* Specific border color for SVG inside the item */
.image-gallery-item svg .svg-frame-border {
    transition: stroke 0.3s ease; /* Smooth transition for SVG stroke */
}

.image-gallery-item:hover svg .svg-frame-border {
}


.image-caption {
    font-size: 0.95em;
    color: var(--text-light);
    margin-top: 10px; /* Space between SVG and caption */
    line-height: 1.4;
    padding: 0 5px; /* Little padding for text */
}

/* Lightbox Styles */
.lightbox-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-overlay.active {
    opacity: 1;
    visibility: visible;
}

.lightbox-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    padding: 20px;
    background-color: var(--bg-dark);
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(0,0,0,0.8);
    display: flex;
    flex-direction: column;
    align-items: center;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.lightbox-overlay.active .lightbox-content {
    transform: scale(1);
}

.lightbox-image {
    max-width: 100%;
    max-height: 80vh; /* Adjust based on desired height */
    object-fit: contain;
    border-radius: 5px;
    margin-bottom: 15px;
}

.lightbox-caption {
    color: var(--text-light);
    font-size: 1.1em;
    text-align: center;
    max-width: 80%;
}

.lightbox-close {
    position: absolute;
    top: 10px;
    right: 15px;
    color: #fff;
    font-size: 30px;
    cursor: pointer;
    background: none;
    border: none;
    text-shadow: 0 0 5px rgba(255,255,255,0.5);
    transition: text-shadow 0.3s ease;
}

.lightbox-close:hover {
    text-shadow: 0 0 10px var(--accent-blue);
}

@media (max-width: 768px) {
    .lightbox-content {
        max-width: 95%;
        padding: 15px;
    }
    .lightbox-image {
        max-height: 70vh;
    }
    .image-caption {
        font-size: 0.9em;
    }
}


/* Modernizing Main Navigation Menu */
.main-nav ul li {
    margin-left: 0; /* Resetting original margin */
    position: relative; /* For the ::after pseudo-element */
}

.main-nav ul li a {
    padding: 10px 20px; /* Generous padding for better click area */
    font-size: 1.05em; /* Slightly adjusted font size */
    text-transform: uppercase; /* Modern touch */
    letter-spacing: 0.05em; /* Spacing out letters */
    font-weight: 700; /* Bolder for prominence */
    color: var(--text-light);
    text-decoration: none;
    transition: color 0.3s ease, background-color 0.3s ease, text-shadow 0.3s ease;
    border-radius: 5px; /* Subtle rounded corners */
    position: relative; /* For ::after underline */
    overflow: hidden; /* To clip the underline animation */
}

.main-nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px; /* Thicker underline */
    background-color: var(--accent-blue);
    transform: translateX(-100%); /* Start off-screen to the left */
    transition: transform 0.3s ease-out, background-color 0.3s ease;
    box-shadow: 0 0 8px var(--accent-blue); /* Glow for the underline */
    border-radius: 2px;
}

.main-nav ul li a:hover {
    color: var(--accent-blue);
    text-shadow: var(--glow-strength) var(--accent-blue); /* Stronger text glow */
    background-color: rgba(74, 144, 226, 0.1); /* Subtle background tint */
}

.main-nav ul li a:hover::after {
    transform: translateX(0); /* Slide in from left */
}

/* Active page styling */
.main-nav ul li a.active-page {
    color: var(--accent-blue);
    background-color: rgba(74, 144, 226, 0.15); /* More prominent background */
    text-shadow: var(--glow-strength) var(--accent-blue);
    border: 1px solid var(--accent-blue);
    box-shadow: 0 0 15px rgba(74, 144, 226, 0.5);
    padding: 9px 19px; /* Adjust padding due to border */
}

.main-nav ul li a.active-page::after {
    transform: translateX(0); /* Ensure underline is always visible for active */
    background-color: var(--accent-orange); /* Different color for active underline */
    box-shadow: 0 0 8px var(--accent-orange);
}

/* Adjustments for mobile nav (if needed for consistency) */
.mobile-nav ul li a {
    font-size: 1.1em;
    padding: 12px 0; /* More vertical padding */
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-weight: 700;
}

.mobile-nav ul li a:hover {
    background-color: rgba(74, 144, 226, 0.1);
    color: var(--accent-blue);
}

.mobile-nav ul li a.active-page {
    background-color: rgba(74, 144, 226, 0.2);
    color: var(--accent-blue);
    border-left: 5px solid var(--accent-blue); /* Distinct active indicator for mobile */
    padding-left: 15px; /* Adjust padding due to border */
}


/* --- Improvements for Main Navigation Layout --- */

.main-nav ul {
    /* Ensures items stay on one line unless explicitly wrapped by media query */
    flex-wrap: nowrap;
    justify-content: flex-end; /* Align items to the right */
}

.main-nav ul li {
    margin-left: 0; /* Resetting original margin */
    margin-right: 15px; /* Add space between items */
    position: relative; /* For the ::after pseudo-element */
    white-space: nowrap; /* Prevent text wrapping within the link */
}

.main-nav ul li:last-child {
    margin-right: 0; /* Remove margin from the last item */
}

.main-nav ul li a {
    padding: 8px 15px; /* Reduce horizontal padding */
    font-size: 0.95em; /* Slightly smaller font size for more space */
    letter-spacing: 0.03em; /* Slightly reduce letter spacing */
    min-width: 100px; /* Ensure a minimum width for consistent button-like appearance */
    display: inline-flex; /* Use inline-flex to center text vertically if padding changes */
    align-items: center;
    justify-content: center;
    text-align: center; /* Ensure text alignment for small width */
}

/* Adjustments for active page border to maintain alignment */
.main-nav ul li a.active-page {
    padding: 7px 14px; /* Adjust padding to compensate for 1px border */
}


/* Media query for slightly smaller desktop screens before mobile menu */
@media (max-width: 992px) {
    .main-nav ul li {
        margin-right: 8px; /* Further reduce spacing */
    }
    .main-nav ul li a {
        padding: 8px 10px; /* Even tighter padding */
        font-size: 0.9em; /* Even smaller font */
    }
    .main-nav ul li a.active-page {
        padding: 7px 9px;
    }
}

/* Original media query for mobile toggle (usually around 768px) */
@media (max-width: 768px) {
    .main-nav {
        display: none; /* Hide desktop nav */
    }
    .menu-toggle {
        display: block; /* Show hamburger */
    }
    .main-header .container {
        flex-direction: row;
        justify-content: space-between;
    }
    /* Ensure mobile nav text size and padding are good */
    .mobile-nav ul li a {
        font-size: 1.1em;
        padding: 12px 20px; /* More padding for mobile list */
        letter-spacing: 0.05em;
        text-align: left; /* Mobile nav items are typically left-aligned */
    }
    .mobile-nav ul li a.active-page {
        padding-left: 15px; /* Adjust for border */
    }
}



/* Force Image Grid for 3 columns on wider screens */
.image-grid {
    grid-template-columns: repeat(3, 1fr); /* Forces exactly 3 equal-width columns */
    max-width: 1000px; /* Optional: limit max width of grid to prevent items from becoming too wide */
    margin-left: auto;
    margin-right: auto;
}

/* Adjust for smaller screens (e.g., tablets) */
@media (max-width: 992px) {
    .image-grid {
        grid-template-columns: repeat(2, 1fr); /* 2 columns on medium screens */
    }
}

/* Adjust for very small screens (e.g., mobile phones) */
@media (max-width: 576px) {
    .image-grid {
        grid-template-columns: 1fr; /* 1 column on small screens */
    }
}

/* Ensure the captions have consistent styling and alignment */
.image-caption {
    font-size: 0.95em;
    color: var(--text-light);
    margin-top: 10px; /* Space between SVG and caption */
    line-height: 1.4;
    padding: 0 5px; /* Little padding for text */
    text-align: center; /* Ensure captions are centered */
}


/* Ensure the CCTV Insights call-to-action button is centered */
#insights-call-to-action .container {
    text-align: center;
}


/* Center CTA button in service area section */
#service-area-cta .container {
    text-align: center;
}

#service-area-cta .btn-primary {
    display: inline-block;
    margin: 20px auto;
}

/* Fix Service Areas Grid on Homepage */
#location-banner {
    background-color: rgba(74, 144, 226, 0.1);
    padding: 60px 0;
    margin: 40px 0;
}

#location-banner h2 {
    text-align: center;
    margin-bottom: 40px;
    color: #7fdbff;
    font-size: 2.5em;
}

.location-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
}

.location-item {
    background: rgba(50, 50, 75, 0.8);
    border: 2px solid #4a90e2;
    border-radius: 10px;
    padding: 30px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.location-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.3);
    border-color: #7fdbff;
}

.location-item h3 {
    color: #7fdbff;
    margin-bottom: 15px;
    font-size: 1.5em;
}

.location-item p {
    color: #e0e0e0;
    line-height: 1.6;
}

/* Mobile responsiveness */
@media (max-width: 768px) {
    .location-grid {
        grid-template-columns: 1fr;
        gap: 20px;
        padding: 0 20px;
    }
    
    #location-banner h2 {
        font-size: 2em;
        padding: 0 20px;
    }
}

/* Style secondary buttons */
.btn-secondary {
    display: inline-block;
    padding: 12px 30px;
    margin: 10px 10px;
    background-color: transparent;
    color: #7fdbff;
    border: 2px solid #7fdbff;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.1em;
    border-radius: 5px;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.btn-secondary:hover {
    background-color: #7fdbff;
    color: #1a1a2e;
    box-shadow: 0 5px 20px rgba(127, 219, 255, 0.4);
    transform: translateY(-2px);
}

/* Fix button alignment in hero section */
.hero-section .container {
    text-align: center;
}

.hero-section .btn-primary,
.hero-section .btn-secondary {
    margin: 10px 15px;
}

/* Responsive buttons */
@media (max-width: 768px) {
    .btn-secondary {
        display: block;
        width: 80%;
        margin: 10px auto;
        text-align: center;
    }
    
    .hero-section .btn-primary {
        display: block;
        width: 80%;
        margin: 10px auto;
    }
}