* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
a:focus-visible {
  outline: none;
}

.page-mobile-index {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.hover-opaticy:hover,
.hover-opaticy:active {
  opacity: 0.8;
}

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

ul,
ol {
  list-style: none;
}

a {
  text-decoration: none;
  cursor: pointer;
  color: #000;
}
img {
  max-width: 100vw;
  display: block;
}

input,
button,
textarea,
select {
  font: inherit;
  outline: none;
  border: none;
  background: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

/* ======== 常用工具类 ======== */
.hidden {
  display: none !important;
}

.clearfix::after {
  content: "";
  display: block;
  clear: both;
}

button {
  cursor: pointer;
}