h1, h5 {
  padding: 0;
  margin: 0;
  display: flex;
  justify-content: space-around;
}

form {
  width: 40rem;
  height: fit-content;
  margin: 0;
  background: rgba(0, 0, 0, 0.6);
  border: 4px solid black;
  border-radius: 3rem;
}

.extra-link {
  font-size: 0.75rem;
  display: flex;
  justify-content: space-between;
  padding-right: 4rem;
  padding-top: 1rem;
}
.extra-link a {
  color: white;
}

.form-inputs {
  padding: 0 4rem;
}

.header {
  color: blue;
  margin: 3rem;
}

.header2 {
  color: white;
}

.form__group {
  position: relative;
  padding: 15px 0 0;
  margin-top: 10px;
  justify-content: space-around;
  display: flex;
}

.form__field {
  font-family: inherit;
  width: 60%;
  color: blue;
  border: 0;
  border-bottom: 2px solid gray;
  outline: 0;
  font-size: 1.3rem;
  padding: 7px 0;
  background: transparent;
  transition: border-color 0.2s;
}
.form__field::placeholder {
  color: transparent;
}
.form__field:placeholder-shown ~ .form__label {
  font-size: 1.3rem;
  cursor: text;
  top: 20px;
}

.form__label {
  position: absolute;
  top: 0;
  display: block;
  transition: 0.2s;
  font-size: 1rem;
  color: gray;
}

.form__field:focus {
  padding-bottom: 6px;
  font-weight: 700;
  border-width: 3px;
  border-image: linear-gradient(to right, blue, green);
  border-image-slice: 1;
}
.form__field:focus ~ .form__label {
  position: absolute;
  top: 0;
  display: block;
  transition: 0.2s;
  font-size: 1rem;
  color: blue;
  font-weight: 700;
}

.form__field:required, .form__field:invalid {
  box-shadow: none;
}

main {
  margin: 0;
  height: 100%;
  width: 100%;
  font-family: "Poppins", sans-serif;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
  font-size: 1.5rem;
  background-size: cover;
}

#btn {
  background: rgb(90, 90, 90);
  min-width: 4rem;
  border: 2px solid black;
  border-radius: 10px;
  color: white;
  position: relative;
  transition: 1s;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
}
#btn:hover {
  background: #222;
  color: green;
}
#btn.signin {
  height: 2.5rem;
  margin: 2rem;
  width: 85%;
  font-size: 1.5rem;
}