.slick-dots li.slick-active button:before
{
    opacity: 100%;
    color: #3560cc;
}

.visual {
 background-color: #333;
 margin-bottom: 60px;
 width:85%;
 max-width:800px;
 margin-inline: auto;
 object-fit: contain;
 color:red;
}

.slick-prev:before,
.slick-next:before {
  font-family: "slick";
  font-size: 20px;
  line-height: 1;

  opacity: 0.75;
  color: green;
}

.slick-prev:before,
.slick-next:before {
  font-family: "slick";
  font-size: 20px;
  line-height: 1;

  opacity: 0.75;
  color: green;
}