body {
  margin: 0;
  padding: 0;
  text-align: center;
  font-family: "Kohinoor Bangla", "Nirmala UI", "Noto Sans Bengali", Arial, sans-serif;
  color: #222;
  background: url('f9953cd934efc6723054e6817b319581076d3b87.png') no-repeat center center fixed;
  background-size: cover;
}

.container {
  max-width: 1100px;
  margin: 32px auto 40px auto;
  padding: 0 12px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
  background: none;
  box-shadow: none;
}

.logo {
  width: 480px;
  max-width: 100%;
  height: auto;
  margin: 0 auto 18px auto;
  display: block;
  filter: drop-shadow(0 6px 18px rgba(212, 175, 55, 0.35));
}

h2 {
  margin: 0 0 8px 0;
  font-size: 1.6rem;
  color: #16a34a;
  letter-spacing: 1px;
  font-weight: 700;
  text-shadow: 0 2px 8px #fff, 0 1px 2px #2ecc4020;
}

h1 {
  margin: 0 0 24px 0;
  font-size: 2.2rem;
  color: #f1c40f;
  font-weight: 900;
  text-shadow: 2px 2px 0 #fff, 0 2px 8px #2ecc4060;
  line-height: 1.2;
  letter-spacing: 2px;
}

.app-images {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  margin-bottom: 32px;
}
.main-phone {
  width: 460px;
  max-width: 90vw;
  background: transparent;
  filter: drop-shadow(0 8px 24px rgba(0, 0, 0, 0.45));
}
.download-btns {
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.download-btns a img {
  width: 380px;
  max-width: 90vw;
  background: transparent;
  filter: drop-shadow(0 4px 12px rgba(212, 175, 55, 0.45));
  transition: transform 0.15s, filter 0.2s;
}
.download-btns a img:hover {
  transform: scale(1.04);
  filter: drop-shadow(0 8px 22px rgba(212, 175, 55, 0.7));
}

.note {
  margin: 32px auto 0 auto;
  padding: 16px 24px;
  border-radius: 18px;
  width: 100%;
  max-width: 720px;
  font-size: 1.05rem;
  line-height: 1.7;
  background: rgba(255,255,255,0.35);
  box-shadow: 0 2px 12px #2ecc4040;
  color: #222;
  border: 2px solid #ff9800;
  box-sizing: border-box;
  overflow: visible;
}

@media (max-width: 900px) {
  .logo {
    width: 380px;
  }
  .app-images {
    flex-direction: column;
    gap: 18px;
  }
  .main-phone {
    width: 320px;
  }
  .download-btns a img {
    width: 320px;
  }
}
@media (max-width: 600px) {
  .container {
    max-width: 100vw;
    margin: 10px auto 0 auto;
    padding: 0 2vw;
  }
  .logo {
    width: 82vw;
    max-width: 340px;
    min-width: 0;
    margin-bottom: 16px;
  }
  .app-images {
    flex-direction: column;
    align-items: center;
    gap: 18px;
    margin-bottom: 22px;
  }
  .main-phone {
    width: 92vw;
    min-width: 220px;
    max-width: 98vw;
  }
  .download-btns {
    flex-direction: column;
    align-items: center;
    gap: 14px;
    margin-top: 10px;
  }
  .download-btns a img {
    width: 92vw;
    min-width: 180px;
    max-width: 98vw;
  }
  .note {
    font-size: 1.05rem;
    padding: 12px 10px;
    border-radius: 12px;
    margin-top: 18px;
  }
}