.signup-form .Inputfields {
  display: flex;
  flex-wrap: nowrap;
  max-width: 400px; /* optional, control width */
}

/* Email input */
.signup-form input[type="email"] {
  flex: 1;
  padding: 10px;
  font-size: 16px;
  border: 1px solid #ddd;
  border-right: none;        /* join with button */
  border-radius: 4px 0 0 4px; /* rounded left only */
  outline: none;
}

/* Signup button */
.signup-form input[type="submit"] {
  padding: 10px 20px;
  font-size: 14px;
  font-weight: bold;
  background: #e8773a ;  /* your orange */
  color: #fff;
  border: 1px solid #e8773a;
  border-radius: 0 4px 4px 0; /* rounded right only */
  cursor: pointer;
  white-space: nowrap;
}

/* Optional: hover effect */
.signup-form input[type="submit"]:hover {
  background: #cf5f22;
  border-color: #cf5f22;
}/* Example CSS file */