.desktop {
  display: none;
}

.mobile {
  display: block;
}

a {
  display: block;
  text-decoration: none;
}

img {
  vertical-align: middle;
}

body {
  background: url("../images/mb/background.webp");
  background-repeat: no-repeat;
  height: 100%;
  min-height: 100vh;
  margin: 0;
  background-size: cover;
  background-color: black;
}

.wrap-body {
  max-width: 750px;
  margin: 0 auto;
  position: relative;
}

.top-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0;
}

.logo-header {
  height: 13vw;
  padding-left: 1rem;
}

.btn-list {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-right: 1rem;
  gap: 10px;
}

.btn-list img {
  height: 15vw;
}

.btnimg {
  z-index: 40;
  display: flex;
  align-items: center;
  flex-direction: column;
  margin-left: 15px;
}

.icon-img {
  height: 3.3rem;
}
.txt-img {
  /* width: 100%; */
  height: 12px;
}

.btnimg span {
  font-size: 11px;
  color: rgb(255, 255, 255);
}

.device-area,
.device-app {
  display: flex;
  justify-content: center;
  align-items: center;
}

.device-area {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 10px;
}

.device-app div {
  width: 50%;
}

.device-area a img,
.device-app a img {
  width: 100%;
}

.main-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: center;
}

.device-area,
.recommend,
.device-app {
  max-width: 750px;
}

.ios-btn img,
.device-area img,
.device-app img,
.recommend img,
.andriod-btn img {
  width: 100%;
}

.recommend {
  position: relative;
}
.title-img {
  margin-top: -8vw;
  text-align: center;
}
.title-img img {
  width: 100%;
  margin: 0 auto;
}

.footer-area {
  max-width: 750px;
}

.tip-title {
  text-align: center;
  display: flex;
  flex-direction: column;
  margin-top: 2vw;
}
.tip-title img {
  height: 5vw;
  object-fit: contain;
}
.tip img {
  width: 60%;
}

@media screen and (max-width: 480px) {
  .logo-header {
    height: 13.5vw;
  }
  .icon-img {
    height: 2.8rem;
  }
  .footer-area {
    position: fixed;
    max-width: 750px;
    bottom: 0;
    background: linear-gradient(to top, black, rgba(0, 0, 0, 0.1));
    padding: 1.5rem 0 0.5rem;
    border-top-right-radius: 25px;
    border-top-left-radius: 25px;
  }
  .btnimg {
    margin-left: 10px;
  }

  .btnimg span {
    font-size: 10px;
  }
  .txt-img {
    height: 10px;
  }
}

@media screen and (max-width: 375px) {
  .logo-header {
    height: 13vw;
  }
  .btnimg {
    margin-left: 5px;
  }
  .icon-img {
    height: 2rem;
  }

  .title-img img {
    width: 93%;
  }
}