message: Update the 'save your security key' screen
diff: @@ -91,33 +91,42 @@ limitations under the License.
  margin-left: 20px;
  }
  -.mx_CreateSecretStorageDialog_recoveryKeyHeader {
  - margin-bottom: 1em;
  -}
  -
  .mx_CreateSecretStorageDialog_recoveryKeyContainer {
  - display: flex;
  + width: 380px;
  + margin-left: auto;
  + margin-right: auto;
  }
  .mx_CreateSecretStorageDialog_recoveryKey {
  - width: 262px;
  + font-weight: bold;
  + text-align: center;
  padding: 20px;
  color: $info-plinth-fg-color;
  background-color: $info-plinth-bg-color;
  - margin-right: 12px;
  + border-radius: 6px;
  + word-spacing: 1em;
  + margin-bottom: 20px;
  }
  .mx_CreateSecretStorageDialog_recoveryKeyButtons {
  - flex: 1;
  display: flex;
  + justify-content: space-between;
  align-items: center;
  }
  .mx_CreateSecretStorageDialog_recoveryKeyButtons .mx_AccessibleButton {
  - margin-right: 10px;
  + width: 160px;
  + padding-left: 0px;
  + padding-right: 0px;
  + white-space: nowrap;
  }
  -.mx_CreateSecretStorageDialog_recoveryKeyButtons button {
  - flex: 1;
  - white-space: nowrap;
  +.mx_CreateSecretStorageDialog_continueSpinner {
  + margin-top: 33px;
  + text-align: right;
  +}
  +
  +.mx_CreateSecretStorageDialog_continueSpinner img {
  + width: 20px;
  + height: 20px;
  }
  