/* Basic reset and styles */
body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
}

/* Site Title */
header {
    text-align: center;
    padding: 20px;
    background-color: #f8f9fa;
    border-bottom: 1px solid #ccc;
}
  
.site-title {
    font-size: 32px;
    font-weight: bold;
    margin: 0;
    color: #333;
}  

/* Navigation Bar */
nav ul {
    display: flex;
    justify-content: center;
    background-color: #333;
    padding: 10px;
    list-style-type: none;
}

nav ul li {
    margin: 0 10px;
}

nav ul li a {
    color: white;
    text-decoration: none;
    padding: 10px 15px;
}

nav ul li a:hover {
    background-color: #575757;
    border-radius: 5px;
}

/* Tutorial container */
.tutorial-container {
    text-align: center;
    margin: 50px auto;
    width: 80%;
}
.tutorial-title {

    font-size: 22px;
    font-weight: bold;
    margin: 20px;
    color: #333;
    text-align: center;
    width: 60%;
}
.steps-row {
    margin-bottom: 20px;
}

.step-button {
    padding: 10px 20px;
    margin: 5px;
    cursor: pointer;
    
    background-color: #f1f1f1;
    color: #333;
    border: 1px solid #ccc;
}

/* Image row */
.image-row {
    display: flex;
    align-items: center;
    justify-content: center;
}

.prev-icon, .next-icon {
    font-size: 24px;
    cursor: pointer;
    padding: 10px;
}

img {
    width: 60%;
    height: auto;
    margin: 0 20px;
    cursor: pointer;
    max-height: 100vh;
    object-fit: contain;
}

/* Text description */
.text-description {
    margin-top: 20px;
}

/* Footer */
footer {
    background-color: #333;
    color: white;
    text-align: center;
    padding: 20px 0;
    margin-top: 50px;
}

footer a {
    color: #00aaff;
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

.step-button.active {
    background-color: #4CAF50; /* Green */
    color: white;
    border-color: #4CAF50;
}

/* The Modal (background) */
.modal {
    display: none; 
    position: fixed; 
    z-index: 1; 
    padding-top: 60px; 
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%; 
    overflow: auto; 
    background-color: rgb(0,0,0); 
    background-color: rgba(0,0,0,0.9); 
}

/* Modal Content (Image) */
.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
}

/* Close Button */
.close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #fff;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

/* Image hover effect
     this makes the image times larger when mouse hovers on
     may cause the screen shake a little
 */
/* .modal-content:hover { 
    transform: scale(1.05); 
} */