.slide-content {
  margin: 8px;
  width: 250px;
  height: 140px;
  background-color: lightgray;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
}

img {
  width: 100%;
  display: block;
}

.slid-er {
  height: 156px;
  /* slide-content height + 2*margin */
  margin: auto;
  overflow: hidden;
  width: 100%;
}

.slid-er .slides {
  display: flex;
}

.slid-er .slide {
  width: 258px;
  /* slide-content width + margin */
}

.slid-er .slide .slide-content .button-container {
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 100%;
  opacity: 0;
  background-color: rgba(0, 0, 0, 0.4);
  cursor: pointer;
  -webkit-transition: opacity 0.25s ease-in-out;
  -moz-transition: opacity 0.25s ease-in-out;
  transition: opacity 0.25s ease-in-out;
  z-index: 2;
}

.slid-er .slide .slide-content .button-container:hover {
  opacity: 1;
}

.slid-er .slide .slide-content .button-container:hover .button {
  transform: translate(-50%, -50%);
}

.slid-er .slide .slide-content .button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, calc(-50% + 12px));
  background-color: rgba(0, 0, 0, 0.7);
  padding: 0 8px;
  border-radius: 12px;
  color: white;
  outline: 2px solid transparent;
  -webkit-transition: all 0.25s ease-in-out;
  -moz-transition: all 0.25s ease-in-out;
  transition: all 0.25s ease-in-out;
  z-index: 3;
}

.slid-er .slide .slide-content .button:after {
  content: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAQElEQVR42qXKwQkAIAxDUUdxtO6/RBQkQZvSi8I/pL4BoGw/XPkh4XigPmsUgh0626AjRsgxHTkUThsG2T/sIlzdTsp52kSS1wAAAABJRU5ErkJggg==);
  margin: 0 3px 0 5px;
  filter: invert(1);
}

.slid-er .slide .slide-content .button:hover {
  background-color: rgba(0, 0, 0, 0.9);
  box-shadow: 0 0 0 2px gray;
}

.slid-er .slides {
  display: flex;
  width: max-content;
  animation: marquee 20s linear infinite;
}

@keyframes marquee {
  0% {
    transform: translateX(0);
  }

  100% {
    transform: translateX(-50%);
  }
}