.product > h2 {
    font-family: Arial，Helvetica;
}
.heading__small-text {
    font-size: calc(35vw / 19.21);
}
.heading__small-text {
    margin-bottom: 5px;
    display: block;
    font-size: calc(35vw / 19.21);
    letter-spacing: 0.15em;
    color: #083c92;
    font-weight: 800;
    font-family: Arial，Helvetica;
    font-weight: bold;
    height: calc(71vw / 19.21);
    overflow: hidden;
}
.btn__hover span {
   font-size: calc(14vw / 19.21);
}
.tabshow .tabTagBox li.current {
    width: 650px;
}