.grid-container {
    display: grid;
    grid-template-columns: 30% 70%;
    grid-gap: 20px;
    width: 98%; 
    position: relative; 
}

.sidebar {
    padding: 20px; 
    position: relative;
}

.sidebar::after {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0; 
    right: -10px;
    width: 1px; 
    background-color: #ccc; /* Color of the line */
}

.main-content {
}