#logo-slider {
  position: relative;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 75%;
  height: 200px;
  margin: auto;
  overflow: hidden;
  padding-bottom:10px;
}
  
  button.arrow {
    border: none;
  }

#logo-slider .arrow {
  cursor: pointer;
  position: absolute;
  width: 25px;
  height: 100%;
  padding: 0;
  margin: 0;
  outline: 0;
  background: transparent;
}

/* #logo-slider .arrow:hover {
  background: #d1d4d3;
} */

#logo-slider .arrow:before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 0.75em;
  height: 0.75em;
  margin: auto;
  border-style: solid;
}

#logo-slider .prev {
  left: 0;
  bottom: 0;
}

#logo-slider .prev:before {
  left: 0.25em;
  border-width: 3px 0 0 3px;
  border-color: #333 transparent transparent #333;
  transform: rotate(-45deg);
}

#logo-slider .next {
  right: 0;
  bottom: 0;
}

#logo-slider .next:before {
  right: 0.25em;
  border-width: 3px 3px 0 0;
  border-color: #333 #333 transparent transparent;
  transform: rotate(45deg);
}

#logo-slider .logo-slider-frame {
  position: absolute;
  top: 43px;
  left: 30px;
  right: 30px;
  bottom: 0;
  border-left: 0.25em solid transparent;
  border-right: 0.25em solid transparent;
  overflow: hidden;
}

#logo-slider .logo-slider-item {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 25%;
  height: 100%;
}

#logo-slider .logo-slider-inset {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  display: block;
  margin: auto;
  overflow: hidden;
}

.logo-slider-inset img {
    display: block;
    margin: auto;
    width: 80%;
}

@media ( max-width: 60em ) {
  #logo-slider .logo-slider-item {
    width: 33.33%;
  }
  #logo-slider {
    height: 11em;
  }
}

@media ( max-width: 45em ) {
  #logo-slider .logo-slider-item {
    width: 50%;
  }
        
}


@media ( max-width: 30em ) {
  #logo-slider .logo-slider-item {
    width: 100%;
  }
}


@media ( max-width: 550px ) {
    #logo-slider {height:200px;}
}

@media ( max-width: 480px ) {
    #logo-slider {padding-bottom:0px;}
    .logo-slider-inset img {width:90%;}
    
}