.m_slider {
  width: 640px;
  height: 480px;
  position: relative;
  overflow: hidden;
  margin: 50px auto;
  border: 1px solid #000;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
}

.m_slide {
  width: 640px;
  height: 100%;
  position: absolute;
  padding: 0px;
  margin: 0px;
}

.m_container {
  width: 2580px;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
}

.m_opacity0 {
  opacity: 0;
}

.m_btn {
  width: 5%;
  height: 10%;
  position: absolute;
  z-index: 10;
  background-color: #fff;
  background-repeat: no-repeat;
}

.m_next {
  right: 0;
  background-image: url(../svg/next.svg);
}

.m_prev {
  background-image: url(../svg/back.svg);
}
/*# sourceMappingURL=style.css.map */