* {
  box-sizing: border-box;
  font-family: Arial, sans-serif;
}

body {
  background-color: #00070d;
  margin: 0;
  padding: 20px;
  display: flex;
  justify-content: center;
}

.container {
  background-color: white;
  padding: 30px;
  border-radius: 12px;
  box-shadow: 0 5px 20px rgba(0,0,0,0.1);
  width: 100%;
  max-width: 600px;
}

h1 {
  text-align: center;
  margin-bottom: 20px;
}

form {
  display: flex;
  gap: 10px;
  margin-bottom: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

input, button {
  padding: 10px;
  border-radius: 8px;
  border: 1px solid #ccc;
}

input {
  flex: 1;
  min-width: 150px;
}

button {
  background-color: #0066cc;
  color: white;
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}

button:hover {
  background-color: #004c99;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th, td {
  padding: 12px;
  text-align: center;
  border-bottom: 1px solid #ddd;
}

td button {
  background-color: #e74c3c;
  border: none;
  color: white;
  padding: 6px 10px;
  border-radius: 5px;
  cursor: pointer;
}

td button:hover {
  background-color: #c0392b;
}