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

body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #eb74df 0%, #ddace5 100%);
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}

.section {
  background-color: rgb(182, 221, 252);
  padding: 40px;
  border-radius: 10px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
  text-align: center;
  width: 350px;
}

h1 {
  margin-bottom: 20px;
  font-size: 26px;
  font-weight: 600;
  color: #035c59;
}

.input-range {
  display: flex;
  justify-content: center;
  gap: 10px;
  margin-bottom: 20px;
}

.input-range label {
  font-size: 16px;
  font-weight: 500;
  color: #101010;
}

.input-range input {
  width: 60px;
  padding: 8px;
  border-radius: 5px;
  border: 1px solid #060505;
  font-size: 16px;
  text-align: center;
}

.random-number {
  font-size: 50px;
  /*color: #007bff;*/
  color: #004cff;
  margin-bottom: 20px;
  font-weight: 600;
  transition: transform 0.3s ease;
}

button {
  /*background-color: #007bff;*/
  background-color: #0cb78a;
  color: white;
  padding: 12px 25px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  font-size: 18px;
  margin: 10px 0;
  transition: background-color 0.3s ease, transform 0.3s ease;
}

button:hover {
  background-color: #267d83;
  transform: scale(1.05);
}

#copyButton {
  background-color: #28a745;
}

#copyButton:hover {
  background-color: #212b88;
}

@media (max-width: 400px) {
  .section {
    width: 100%;
    padding: 20px;
  }

  .random-number {
    font-size: 40px;
  }

  button {
    font-size: 16px;
  }
}