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

a {
  text-decoration: none;
  color: #000;
}

body {
  font-family: "Roboto", sans-serif;
  background-color: #f5f5f5;
  display: flex;
  justify-content: center;
  align-items: center;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

.app {
  background: url(./images/bg.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center center;
  height: 100vh;
  width: 500px;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
  gap: 10%;
  padding: 1%;
}

.app-confirm {
  background: url(./images/bg-cf.webp) no-repeat center center;
  background-size: 100% 100%;
  padding: 20px 20px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 20px;
}

.qt {
  width: 70%;
}

.input {
  width: 100%;
}

.input input {
  width: 100%;
  padding: 5%;
  border: none;
  outline: none;
  border-radius: 100px;
  font-size: 1rem;
}

.btn {
  width: 90%;
}

@keyframes scaleAnimation {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

.btn a img {
  animation: scaleAnimation 1.5s infinite ease-in-out;
}

@media screen and (max-width: 768px) {
  .app {
    padding: 0 2%;
  }
}