metamask-extension/ui/components/app/gas-details-item/index.scss

.gas-details-item {
  &__gas-fee-warning {
    color: var(--secondary-1);
  }

  &__currency-container,
  &__gasfee-label {
    position: relative;
    white-space: nowrap;
  }
}
Edit transaction screen changes for EIP-1559 V2 (#12493) Edit transaction screen changes for EIP-1559 V2 2021-11-05 18:23:15 +01:00			`.gas-details-item {`
Show warning in confirm transaction screen for low/high gas values. (#12545) 2021-11-12 04:22:54 +01:00			`&__gas-fee-warning {`
Dark Mode Part 1: Switch to Using CSS Variables (#13147) 2022-01-06 18:35:49 +01:00			`color: var(--secondary-1);`
Show warning in confirm transaction screen for low/high gas values. (#12545) 2021-11-12 04:22:54 +01:00			`}`

Changes in gas loading animation in EIP-1559 V2 (#13016) 2021-12-10 01:50:38 +01:00			`&__currency-container,`
			`&__gasfee-label {`
Edit transaction screen changes for EIP-1559 V2 (#12493) Edit transaction screen changes for EIP-1559 V2 2021-11-05 18:23:15 +01:00			`position: relative;`
using 1559 V2 for cancel speed up flows (#13019) 2022-01-06 03:47:26 +01:00			`white-space: nowrap;`
Edit transaction screen changes for EIP-1559 V2 (#12493) Edit transaction screen changes for EIP-1559 V2 2021-11-05 18:23:15 +01:00			`}`
			`}`