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

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

body {
  font-family: "Roboto", sans-serif;
  background-color: #f5f5f5;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

.app {
  background: url(./images/bg.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center top;
  height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.content {
  width: 42%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  margin-right: 20%;
}

.title {
  margin-right: 5%;
  display: flex;
  justify-content: center;
  align-items: center;
}

.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 65%;
  margin: 2% 0;
}

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

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

.title-mb {
  display: none;
}

.floating-items {
  position: fixed;
  top: 40%;
  left: 25%;
  z-index: 9999;
  width: 25%;
}

.item-img {
  width: 100%;
  opacity: 0;
  animation: fadeIn 0.6s forwards;
  position: absolute;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media screen and (max-width: 768px) {
  .app {
    background: url(./images/bg-mb.webp);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center center;
    height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    overflow: hidden;
    position: relative;
  }

  .title {
    display: none;
  }

  .content {
    margin: 0;
    width: 100%;
  }

  .title-mb {
    display: block;
    width: 80%;
  }

  .btn {
    width: 80%;
    margin-bottom: 5%;
  }

  .btn a {
    display: block;
    width: 90%;
  }

  .floating-items {
    width: 90%;
    left: 5%;
    top: 30%;
  }
}