* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background-color: hsl(210.59deg 76.8% 9.56%);
  padding: 100px 0;
  font-family: sans-serif;
  color: hsl(210.59deg 60% 65.33%);
  font-size: 16px;
}

header {
  margin: 0 auto 30px auto;
}

img {
  width: 100px;
  display: block;
  margin: auto;
}

main {
  max-width: 560px;
  margin: auto;
  padding: 20px;
}

p:not(:last-child) {
  margin-bottom: 15px;
  line-height: 1.5;
}

form {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  border-radius: 4px;
  border: 1px solid hsl(210.59deg 60% 25.33%);
  padding: 30px;
  margin-top: 50px;
}

input,
textarea {
  font-family: inherit;
  background-color: hsl(210.59deg 60% 55.33%);
  border: none;
  width: 100%;
  display: block;
  margin-bottom: 15px;
  border-radius: 4px;
  padding: 15px 20px;
  font-size: 18px;
  color: hsl(210.59deg 60% 15.33%);
}

input::placeholder,
textarea::placeholder {
  color: hsl(210.59deg 60% 15.33%);
}
button {
  background-color: hsl(210.59deg 60% 25.33%);
  border-radius: 4px;
  padding: 15px 30px;
  display: inline-flex;
  margin: auto;
  font-size: 18px;
  color: hsl(210.59deg 60% 65.33%);
  border: none;
  cursor: pointer;
}

._error {
  outline: 1px solid hsl(210.59deg 60% 95.33%);
}
._form__status {
  padding-top: 30px;
  color: hsl(210.59deg 60% 85.33%);
}

@media (max-width: 400px) {
  body {
    padding: 50px 0;
  }
  form {
    padding: 10px;
    margin-top: 30px;
  }
  input,
  textarea {
    padding: 15px;
    font-size: 16px;
  }
}