/* brand list */
.brand_list {
    /* background-color: aquamarine; */
    color: #ED583F;
    font-size: 5vw;
    font-weight: bold; 
    padding-bottom: 10%;
    background-color: white;
}

.brand_list .m1 {
  font-size: 5vw;
}

.brand_list .center {
  padding-top: 5%;
  padding-bottom: 5%;
}

.branc_list .m1 {
  font-size: 6vw;
}

/*
右から左へ
----------------------------*/
@keyframes infinity-scroll-left {
    from {
      transform: translateX(0);
    }
    to {
      transform: translateX(-100%);
    }
  }
  /*
  左から右へ
  ----------------------------*/
  @keyframes infinity-scroll-right {
    from {
      transform: translateX(-100%);
    }
    to {
      transform: translateX(0%);
    }
  }
  /*
  IE11対策
  ----------------------------*/
  _:-ms-lang(x)::-ms-backdrop,
  .d-demo {
    display: -ms-grid;
    overflow: hidden;
  }
  /*----------------------------*/
  .wrap {
    display: flex;
    overflow: hidden;
    margin-bottom: 2px;
  }

  .wrap ul {
    line-height:0;
    margin: 0;
    padding: 0;
    padding-inline-start: 0;
    margin-block-start: 0;
    margin-block-end: 0;
    margin-inline-start: 0px;
    margin-inline-end: 0px;
  }
  
  .wrap li {
    margin-top: 2px;
    margin-bottom: 4px;
  }

  .list {
    display: flex;
    list-style: none;
  }
  
  .brand_list--left{
  animation :infinity-scroll-left 100s infinite linear 0s both;
  }
  .brand_list--right{
  animation :infinity-scroll-right 100s infinite linear 0s both;
  }
  
  /* .d-demo__item {
    width: calc(100vw / 6);
  }
  .d-demo__item > img{
     width: 100%;
  } */


  .brand_item {
    background-color: #ffffff;
    border-radius: 50%;
    width: 20vw;
    height: 20vw;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    position: relative;
    margin-right: 10px;
    box-shadow: 2px 2px 4px rgba(0, 0, 0, .25);
}

.brand_item img {
    position: absolute;
    width: 80%;
    height: auto;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}