* {
    margin: 0;
    padding: 0;
    font-family: 'Montserrat', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100vh;
    flex-direction: column; 
    background-color: rgba(81, 12, 255, 255);
}

header h1 {
    color: #ffffff;
    text-align: center;
    font-size: 25px;
}

main {
    margin: 20px 0px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
}

main img {
    border-radius: 4px;
    box-shadow: 0 6px 16px rgba(99, 102, 241, 0.45);
}

main button {
  min-width: 170px;
  padding: 12px 24px;
  margin-top: 10px;
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  letter-spacing: 0.3px;
  border-radius: 4px;
  background-color: #0087f5;
  color: #fff;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  box-shadow: 0 2px 8px rgba(99, 102, 241, 0.35);
}

main button:hover {
  background: #005bb5;
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(99, 102, 241, 0.45);
}

footer p {
    color: #ffffff;
    font-size: 12px;
    font-weight: 600;
    text-align: center;
}

/* Usando Media Queries */
@media (max-width: 575.98px) {

    header h1 span {
        display: block;
    }

    main button {
        display: block;
    }

}