/* 此份版單位請用rem */
/* 此份版單位請用rem */
/* 此份版單位請用rem */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html,
body {
  width: 100%;
  height: 100%;
  position: relative;
  font-family: 'Segoe UI', Arial, 'Microsoft YaHei', sans-serif;
}

body {
  background-color: transparent;
  -moz-user-select: none;
  user-select: none;
  touch-action: none;
  -webkit-user-select: none;
  -webkit-text-size-adjust: 100% !important;
  text-size-adjust: 100% !important;
  -moz-text-size-adjust: 100% !important;
}

div &::-webkit-scrollbar {
  display: none;
}

a {
  text-decoration: none;
}
input {
  font-size: 16px;
  font-family: 'Segoe UI', Arial, 'Microsoft YaHei', sans-serif;
  background-color: transparent;
  border: none;
  outline: none;
}

#app {
  width: 100%;
  height: 100%;
  position: relative;
  background-color: #e6e8f3;
  overflow: hidden;
}
.wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  flex: 1;
  overflow: hidden;
  width: 100%;
  height: 100%;
  margin: 0 auto;
  background-color: #e6e8f3;
}
.full-content {
  position: relative;
  display: flex;
  flex-direction: column;
  width: min(100%, 750px);
  height: 100%;
  background-color: #000000;
}
.main-content {
  display: flex;
  flex: 1;
  width: 100%;
}
.safe-content {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  margin: auto;
  padding-top: 6rem;
}
.video {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  margin: 0 auto;
  pointer-events: none;
}
.mask {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  background-image: url('../img/mask.png');
  background-size: 100% 100%;
  opacity: 0.85;
}
.header-group {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 1;
}
.header {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2.2rem 0rem 0rem;
}
.header-lf,
.header-rt {
  display: flex;
  align-items: center;
  flex: 1;
}
.header-rt {
  flex: 0.8;
}
.header-rt {
  margin-left: auto;
}
.header-brand {
  height: 1rem;
}
.header-brand__img {
  display: block;
  height: 100%;
}
.main-btn {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  align-self: center;
  overflow: hidden;
  width: 80%;
}
.logo {
  height: 0.9rem;
}
.logo img {
  display: block;
  height: 100%;
}
.main-btn .btn {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 5rem;
  cursor: pointer;
}
.main-btn .btn-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
}
.btn-group {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  align-items: center;
  gap: 0.3rem;
  width: 70%;
  padding-top: 0.6rem;
}
.sub-btn {
  display: flex;
  justify-content: center;
  width: 100%;
}
.sub-btn img {
  display: block;
  width: 100%;
}
@media screen and (min-width: 750px) {
  /* .main-btn .btn {
    width: 5.5rem;
  } */
  /* .btn-group {
    width: 60%;
  } */
}