body {
  font-family: sans-serif;
  margin: 0;
}

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

.form {
  width: 300px;
  font-size: 22px;
}

input {
  font-size: 15px;
  padding: 5px;
  border-radius: 5px;
}

#log,
#pass {
  width: 200px;
  margin: 5px 0;
}

#btn {
  width: 100px;
  margin-left: 114px;
  font-size: 15px;
}

#btn:hover {
  background: blue;
  cursor: pointer;
  border: 1px solid blue;
  color: white;
  font-weight: bold;
}