Can background-image in css3 realize gradual change from top to bottom as well as from left to right?

background-image is a linear gradient, and the gradient is also linear according to the angle, so it is impossible to realize the gradient in both directions

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Css
Feb.10,2022

-sharpgrad {
    width:200px;
    height:200px;
  background: -webkit-linear-gradient(45deg, red, blue);
}
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