html {
  scroll-behavior: smooth;
}
.menu {
  display:flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
  margin: 40px 0 0 0;
}
.menu-a {
  display: inline-block;
  flex: 1;
  padding: 24px 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
  text-decoration: none;
  color: #fff;
  background: #222;
  font-weight: bold;
  text-align: center;
  letter-spacing: 1px;
  box-sizing: border-box;
}
.menu-a.current {
  background: #666;
}
@media screen and (max-width: 480px) {
  .menu-a {
    width: 100%;
    flex: 0 0 auto;
  }
}
.page-support .bx_nav {
  margin: 32px 0;
  font-size: .9em;
}
a:hover {
  opacity: .8;
}
.bx_nav ul {
  list-style: none;
}
.page-support .bx_nav .li-a {
  display: block;
  margin: 8px 0;
  padding: 12px 16px;
  background-color: #f1f1f1;
  color: #333;
  text-decoration: none;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2213%22%20height%3D%2221%22%20viewBox%3D%220%200%2013%2021%22%3E%3Cpath%20style%3D%22fill%3A%20none%3B%20stroke%3A%20%23999%3B%20stroke-linecap%3A%20round%3B%20stroke-width%3A%202px%3B%22%20d%3D%22M1.814%2C19.458%2C10.771%2C10.5%2C1.814%2C1.542%22%2F%3E%3C%2Fsvg%3E");
  background-repeat: no-repeat;
  background-position: top 50% right 16px;
  border: #f1f1f1 2px solid;
  border-radius: 100px;
}

.page-support .bx_nav .li-a:hover {
  background-color: #d5d5d5;
}

.page-support .bx_nav .li-a.current {
  font-weight: bold;
  background-color: #fff;
  background-image: url("data:image/svg+xml;charset=utf8,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%2213%22%20height%3D%2221%22%20viewBox%3D%220%200%2013%2021%22%3E%3Cpath%20style%3D%22fill%3A%20none%3B%20stroke%3A%20%23ccc%3B%20stroke-linecap%3A%20round%3B%20stroke-width%3A%202px%3B%22%20d%3D%22M1.814%2C19.458%2C10.771%2C10.5%2C1.814%2C1.542%22%2F%3E%3C%2Fsvg%3E");
  pointer-events: none;
}

.page-support .hl2 {
  padding: .6em;
  color: #fff;
  background: #333;
}

.page-support .hl2-link {
  color: white;
  text-decoration: none;
}

.page-support .hl3-link {
  color: #222222;
  text-decoration: none;
}

.page-support .bx_img {
  max-width: 100%;
  margin: 0;
}

.page-support .ul {
  margin-left: 24px;
  line-height: 1.4;
}
.pagemenu {
  padding: 0 16px;
}
.pagemenu li {
  display: inline-block;
  list-style: none;
  padding: 8px 0;
}
.pagemenu li + li::before {
  content: "/";
  color: #333;
  margin-right: 8px;
}
.txt-inline-svg {
  display: inline-flex;
  align-items: center;
}
.txt-inline-svg svg {
  width: 1.2rem;
  height: 1.2rem;
}