@import (reference) '../../../design/index.less'; .layout-menu { &__logo { height: @header-height; padding: 10px 4px 10px 10px; img { width: @logo-width; height: @logo-width; } &.light { .logo-title { color: @text-color-base; } } &.dark { .logo-title { color: @white; } } } }