@import url("https://fonts.googleapis.com/css2?family=Acme&display=swap");

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

body {
  font-family: "Acme", sans-serif;
  font-size: 20px;
  color: #2c3e50;
  background-color: #adeaff;
}

.main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
}

.calc-hipotenusa {
  padding: 1em;
  box-shadow: 6px 6px 20px gray, -6px -6px 20px white;
  background-color: #5cbeff;
}

@media (min-width: 500px) {
  .calc-hipotenusa {
    display: flex;
    align-items: center;
    justify-content: center;
    max-width: 80%;
    width: 100%;
    padding: 1em;
  }
}

.calc-hipotenusa h1 {
  text-align: center;
  font-size: 2em;
  text-decoration: underline;
}

.form {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  padding: 0.3em;
}

.form label,
.form button {
  margin-top: 1em;
}

.form input,
.form button {
  font-size: inherit;
  font-family: inherit;
  width: 100%;
  padding: 0.5em;
}

.form button {
  background-color: #fbefff;
  cursor: pointer;
  border-radius: 0.3em;
  width: 50%;
}

.form button:hover {
  filter: opacity(0.8);
}

.form button:active {
  background-color: #fbefff;
  color: #000;
  filter: opacity(0.8);
}

.message {
  display: block;
  width: 100%;
  height: 50px;
  text-align: center;
  line-height: 50px;
  font-size: 1.2rem;
  font-style: italic;
  position: fixed;
  box-shadow: 0 0 4px #333;
}

@media screen and (max-width: 500px) {
  .message {
    bottom: 0;
  }
}

.sucess {
  background-color: #2ecc71;
  color: #fff;
}

.warning {
  background-color: #e67e22;
  color: #fff;
}

.alert {
  background-color: #e74c3c;
  color: #fff;
}

.danger {
  background-color: #c0392b;
  color: #fff;
}

.alert {
  display: block;
  width: 100%;
  height: 50px;
  text-align: center;
  line-height: 50px;
  font-size: 1.2rem;
  font-style: italic;
  position: fixed;
  box-shadow: 0 0 4px #333;
  background-color: #ef5350;
  color: #fff;
}

@media screen and (max-width: 500px) {
  .alert {
    bottom: 0;
  }

}