*{
    padding: 0;
    margin: 0;
    text-align: center;
}

main{
    width: 100%;
}

.pc{
    width: 100%;
}
.sp{
    display: none;
}
.pc picture{
    width: 100%;
    vertical-align: top;
}
.pc source{
    width: 100%;
    vertical-align: top;
}
.pc img{
    width: 100%;
    vertical-align: top;
}



footer{
    position: relative;
}
footer .firm{
    position: absolute;
    top: 57.5%;
    left: 36.5%;
    display: block;
    width: 27%;
    height: 11%;
    cursor: pointer;
}
footer .contact{
    position: absolute;
    display: block;
    width: 27%;
    height: 11%;
    cursor: pointer;
}
footer .tel{
    top: 80.5%;
    left: 21.7%;
}
footer .web{
    top: 80.5%;
    left: 51.2%;
}
#pc-buttons {
  width: 100%;
  height: 13.6vw;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: -13.6vw;
}
#pc-buttons a {
  display:block;
  z-index: 99;
  background: #fff;
}
#pc-buttons a:first-child {
  margin-right: 2vw;
}
#pc-buttons a img {
  width: 27.3vw;
  height: auto;
}

@media screen and (max-width: 480px) {
    .pc{
        display: none;
    }
    footer{
        display: none;
    }

    .sp{
        display: block;
        width: 100%;
    }
    .sp picture, .sp source, .sp img{
        width: 100%;
        vertical-align: top;
    }
    .sp-footer{
        display: block;
        width: 100%;
        position: relative;
    }

    .sp-firm{
        position: absolute;
        top: 57.5%;
        left: 2.5%;
        display: block;
        width: 95%;
        height: 17%;
        cursor: pointer;
    }
    .sp-contact{
        position: absolute;
        display: block;
        width: 46%;
        height: 12%;
        cursor: pointer;
    }
    .sp-tel{
        top: 84%;
        left: 2%;
    }
    .sp-web{
        top: 84%;
        left: 51.2%;
    }

  #fix-buttons {
    padding: 5px;
    display: flex;
    width: 100%;
    position: fixed;
    bottom: 0;
    background: #fff;
    justify-content: space-around;
  }
  #fix-buttons a, #fix-buttons a img {
    display: block;
  }
  #fix-buttons a {
    margin-right: 3%;
  }

}