.slider{
       position:relative;
    }

    .slider2{
       position:relative;
    }

    .slider__container {
      padding-left: 0;
      padding-right: 0;
    }

    .slider__item {
      flex: 0 0 100%;
      max-width: 100%;
    }

    .slider__item-container {
      line-height: 250px;
      font-size: 100px;
      text-align: center;
      height: 250px;
      color: #fff;
    }

    .slider__content_img {
      display: block;
      /*height: auto;*/
      width: 100%;
    }

    .slider__item:nth-child(1) .slider__item-content {
      background-color: #f44336;
    }

    .slider__item:nth-child(2) .slider__item-content {
      background-color: #9c27b0;
    }

    .slider__item:nth-child(3) .slider__item-content {
      background-color: #3f51b5;
    }

    .slider__item:nth-child(4) .slider__item-content {
      background-color: #03a9f4;
    }

    .slider__item:nth-child(5) .slider__item-content {
      background-color: #4caf50;
    }