.main-footer {
  padding: 0;
}
.site-footer {
  position: relative;
  width: 100%;
  background-color: #333;
  color: #ccc;
  padding: 20px 0;
  padding-left: 2vw;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  flex-wrap: wrap;
  margin: 0;
}
.footer-columns
{
  display: flex;
  justify-content: space-around;
}
.footer-copyright {
  text-align: center;
}
.footer-up a {
  color: #ccc;
}

.footer-column {
  flex: 1;
  min-width: 160px;
  display: flex;
  justify-content: center;
}

.footer-column h3 {
  font-size: 1em;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.footer-column ul {
  list-style-type: none;
  padding: 0;
}

.footer-column ul li {
  margin-bottom: 5px;
}

@media screen and (max-width:835px) {
  .site-footer {
    height: 40vh;
    overflow-y: auto;
  }

  .site-footer::-webkit-scrollbar {
    width: 5px;
  }

  .site-footer::-webkit-scrollbar-thumb {
    background: #888;
  }

  .site-footer::-webkit-scrollbar-thumb:hover {
    background: #555;
  }

  .footer-down {
    overflow-y: hidden;
    height: 20vh;
  }
}