*, *:before, *:after {
  box-sizing: border-box;
  -webkit-box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  outline: none;
  font-family: "Roboto";
  font-weight: 400;
  text-decoration: none;
  color: #000000;
}

body, html {
  overflow: hidden;
}

.model-viewer {
  width: 100vw;
  height: 100vh;
}

#ar-button {
  position: fixed;
  left: 50%;
  bottom: 50px;
  height: 40px;
  transform: translateX(-50%);
  padding: 0 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  background-color: #ffffff;
  box-shadow: 2px 2px 10px rgb(0 0 0 / 15%);
  border-radius: 15px;
  cursor: pointer;
}
#ar-button svg {
  width: 20px;
  flex: none;
}
#ar-button span {
  margin-left: 10px;
  display: block;
  white-space: nowrap;
  font-size: 14px;
}

@media (max-width: 900px) {
  .model-viewer {
    height: calc(100vh - 200px);
  }
  #ar-button {
    bottom: 30px;
  }
}