html, body, #react-entry-point {
    background: black !important;
    margin: 0;
    padding: 0;
}

.start-btn {
    transition: 0.2s ease;
}

.start-btn:hover {
    background-color: #9783bb !important;
}

/* slider track */
.rc-slider-track {
    background-color: #9783bb;
}

/* slider handle */
.rc-slider-handle {
    border: solid 2px #fdffb4;
    background-color: white;
}

/* rail (background line) */
.rc-slider-rail {
    background-color: #610000;
}

/* container background */
.hover-content {
    display: none;
    margin-top: 8px;
    background: rgba(0, 0, 0, 0.35); /* transparent background */
    padding: 10px 12px;
    border-radius: 6px;
}

.hover-content {
    display: none;
}

/* show on hover */
.hover-box:hover .hover-content {
    display: block;
}

.hover-box.open .hover-content {
    display: block !important;
}

/* spacing + text styling */
.hover-content h2,
.hover-content h3 {
    color: white;
    margin: 6px 0;   /* ↑ increase spacing between lines */
    line-height: 1.4;
}

.hover-btn {
    color: white;
    background: rgba(99, 50, 134, 0.6);
    margin: 20px 10px 10px 0; 
    padding: 6px 10px;
    font-size: 14px;
    cursor: pointer;
    border-radius: 4px;
}