我设法解决了我的问题。
我将“Mixins/gradients.less”文件更改为
#gradient {
.horizontal(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
background-image: @start-color;
}
.vertical(@start-color: #555; @end-color: #333; @start-percent: 0%; @end-percent: 100%) {
background-image: @start-color;
}
.directional(@start-color: #555; @end-color: #333; @deg: 45deg) {
background-image: @start-color;
}
.horizontal-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
background-image: @start-color;
}
.vertical-three-colors(@start-color: #00b3ee; @mid-color: #7a43b6; @color-stop: 50%; @end-color: #c3325f) {
background-image: @start-color;
}
.radial(@inner-color: #555; @outer-color: #333) {
background-image: @inner-color;
}
.striped(@color: rgba(255,255,255,.15); @angle: 45deg) {
background-image: -webkit-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
background-image: -o-linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
background-image: linear-gradient(@angle, @color 25%, transparent 25%, transparent 50%, @color 50%, @color 75%, transparent 75%, transparent);
}
}