html,
body {
    position: relative;
    height: 100%;
}

.slider{

    overflow: hidden;
    height: 100vh;
}

.slider img{

    height: 100vh;
}

.slider::-webkit-scrollbar {
  display: none;
}

/* Hide scrollbar for IE, Edge and Firefox */
.slider {
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */
}