.index {
    border-right: 2px solid #ddd;
}

.index a {
    display: block;
    padding: 10px;
    text-decoration: none;
    color: #333;
}

.index a.active {
    font-weight: bold;
}
.service-item-blog, .index a.active {
    background-color: #06BBCC;
}

.arrow-icon::before {
    content: '\2192'; /* Unicode character for right arrow → */
    color: #06BBCC; /* Green color for the arrow icon */
    margin-right: 3px;
}

.correct { color: green; }
.incorrect { color: red; text-decoration: line-through; }