* {
  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;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

.content {
  position: relative;
  width: 30%;
  background: linear-gradient(#140e75, #1672ff);
  border-radius: 50px;
  border: 1px solid #3b206a;
  padding: 30px;
}

.title,
.calculate {
  color: #fff;
  font-size: 3rem;
  text-align: center;
  text-transform: uppercase;
  font-weight: bolder;
}

.calculate {
  font-size: 6rem;
}

input {
  width: 100%;
  padding: 20px;
  border: none;
  border-radius: 50px;
  font-size: 1.3rem;
  outline: none;
}

.input {
  margin: 20px 0;
}

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

  .content {
    position: relative;
    width: 90%;
    background: linear-gradient(#140e75, #1672ff);
    border-radius: 50px;
    border: 1px solid #3b206a;
    padding: 20px;
  }

  .title,
  .calculate {
    color: #fff;
    font-size: 2rem;
    text-align: center;
    text-transform: uppercase;
    font-weight: bolder;
  }

  input {
    width: 100%;
    padding: 10px;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    outline: none;
  }
}