.f-bn{
  width: calc(100% - 180px);
  left: 0;
  right: 0;
  bottom: 0;
  margin: 0 0 0 auto;
  position: fixed;
  padding: 1rem 0;
  text-align: center;
  background: #fff;
  pointer-events: none;
  opacity: 0;
  visibility: hidden;
  bottom: -100px;
  transition: bottom 0.4s ease, opacity 0.4s ease;
  z-index: 3;
  pointer-events: none;
}
.f-bn ul{
  display: flex;
  width: 100%;
  max-width: 980px;
  margin: 1rem auto 0;
}
.f-bn li{
  width: calc((100% - 1%) / 2);
}
.f-bn li:first-child{
  margin-right: 1%;
}
.f-bn li a{
    height: 100%;
    display: block;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem 2rem;
    font-size: 18px;
    font-weight: bold;
    color: #fff;
    border: none;
    border-radius: 45px;
    background: #eb5505 url(/content/dam/au-com/brand/tsunagu/img/icon-btn-arrow-white_e945d2ac92217278.png?scl=1&fmt=png-alpha) no-repeat right 20px center;
    background-size: 17px auto;
    font-style: normal;
    text-decoration: none !important;
    transition: .6s;
}
.f-bn > p{
  font-weight: bold;
  color: #0075BE;
}
.f-bn .f-bn-close{
  width: 20px;
  position: absolute;
  top: 1rem;
  right: 1rem;
}

.f-bn .f-bn-close img{
  max-width: 20px;
}
.f-bn.is-visible {
  opacity: 1;
  visibility: visible;
  bottom: 0;
  pointer-events: auto;
}


@media screen and (min-width: 768px) and (max-width: 1200px) {
  .f-bn{
    width: 100%;
  }
}

@media screen and (min-width: 768px) and (max-width: 1024px) {
  .f-bn{
    padding: 1rem 2rem;
  }
}
@media screen and (min-width: 0px) and (max-width: 767.98px) {

  .f-bn{
    width: 100%;
    padding: 3vw 2vw;
    bottom: -100vw;
  }
  .f-bn ul{
    margin: 3vw auto 0;
  }
  .f-bn li a{
      padding: 2vw;
      font-size: 3.2vw;
      border: none;
      border-radius: 50vw;
      background: #eb5505 url(/content/dam/au-com/brand/tsunagu/img/icon-btn-arrow-white_e945d2ac92217278.png?scl=1&fmt=png-alpha) no-repeat right 20px center;
      background-size: 3.4vw auto;
  }
  .f-bn .f-bn-close{
    width: 4vw;
    top: 2vw;
    right: 1vw;
  }
  .f-bn .f-bn-close img{
    max-width: 100%;
  }
}