* {
  box-sizing: border-box;
}

input,
textarea {
  padding: 0.5rem;
  border: 1px solid #dddddd;
  border-radius: 3px;
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.1);
}

.vigenere__wrapper {
  padding: 1rem;
  min-height: 100vh;
  background-color: #f4fefd;
}

.vigenere__title {
  text-align: center;
}

.vigenere__modes {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
}

.vigenere__radio {
  display: flex;
  padding: 0.5rem;
}
.vigenere__radio input {
  margin-right: 0.33rem;
}

.vigenere__input {
  display: block;
  width: 100%;
  margin: 0.5rem auto 1rem;
  max-width: 30rem;
}

.vigenere__key {
  display: flex;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  font-weight: 600;
}
.vigenere__key input {
  margin-left: 0.5rem;
}

.vigenere__message {
  padding: 1.5rem;
  margin: 0 auto;
  max-width: 800px;
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.12), 0 2px 4px 0 rgba(0, 0, 0, 0.08);
  background-color: #fffefc;
  word-wrap: break-word;
}
.vigenere__message p {
  margin: 0;
  line-height: 1.25;
}

.vigenere__message-banner {
  margin-top: 0;
  text-align: center;
}

#article {
  padding: 0 10% 1%;

}