header {
  width: 100%;
  height: 150px;
  background: rgb(232,194,97);
  background: linear-gradient(90deg, rgba(232,194,97,0.7) 0%, rgba(252,69,69,0.7) 43%, rgba(71,222,177,0.7) 87%, rgba(69,252,244,0.7) 100%);
  display: flex;
  align-items: center;
  justify-content: space-around;
}

.btn-principal {
  height: 120px;
  width: 500px;
  font-weight: bold;
  font-style: italic;
  font-family: monospace;
  font-size: 30px;
  letter-spacing: 7px;
  text-decoration: none;
  border-radius: 9px;
  border: none;
  color: #333;
  background: linear-gradient(90deg, rgba(69,252,244,0.8) 0%,  rgba(71,222,177,0.9) 30%,rgba(252,69,69,0.9) 60%,rgba(232,194,97,0.8)  100%);
  -webkit-transition: .3s all ease-in;
  transition: .3s all ease-in;
}

.btn-principal:hover {
  background: #d7f3ff;
  -webkit-box-shadow: 0px 0px 20px 15px #3cc6d8;
  box-shadow: 0px 0px 30px 20px #3cc6d8;
}

.btn-principal:after {
  content: "|";
  margin-left: 5px;
  opacity: 1;
  animation: pisca 0.7s infinite;
}

@keyframes pisca {
  0%,
  100% {
      opacity: 1;
  }
  50% {
      opacity: 0;
  }
}

body {
  margin: 0px;
  background: #eeffff;
}

label {
  display: block;
  margin-bottom: .5rem;
  margin-top: 1rem;
}

input {
  display: block;
}

.button-creator {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 100px;

}


#controles {
  font-family: monospace;
  font-size: 1rem;
  font-weight: 800;
  background: rgba(255,128,0, 0.3);
  padding: 1rem;
  border-radius: 4px;
  box-shadow: 3px 3px 6px 2px rgba(0, 0, 0, 0.7);
  width: 300px;
  margin-top: 20px;
}

.resultado {
margin-right: 200px;
}

.css {
  font-family: monospace;
  color: black;
  margin-top: 40px;
  display: flex;
  flex-direction: column;
}

.css span {
  display: block;
  font-family: monospace;
  font-size: 1rem;
  background: rgba(255, 128, 0, 0.3);
  margin: 10px;
  padding-left: 8px;
  border-radius: 4px;
  box-shadow: 3px 3px 4px 0 rgba(0 , 0, 0, 0.7);
}