Batman
Batman

Reputation: 137

How to invert wave svg with css?

I created a hero banner with a background image and an SVG that makes a wave effect overlaying the image.

But I don't know how to invert this wave, I mean to change the sides of the valley and the peak of it.

<section class="herobanner"></section>

.herobanner {
    height:100vh; 
    background: 
  url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 54 54" width="2000" ><path d="M0 48 C30 60 38 40 64 48 L64 64 L0 64 Z"  fill="white" stroke="rgba(255,255,255,1)" stroke-width="2"/></svg>') bottom, 
  url('../images/bg/herobanner3.jpg') center/cover;

}

I tried changing some numbers in the svg path but I hadn't success.

Upvotes: 0

Views: 664

Answers (1)

enxaneta
enxaneta

Reputation: 33044

In order to invert the wave you need to scale it. For example your svg is this:

svg{border:1px solid;transform:scale(-1,1)}
<svg viewBox="0 45 64 19" ><path d="M0 48 C30 60 38 40 64 48 L64 64 L0 64 Z"  stroke="red" /></svg>

Alternatively, instead of css you may use presentational attributes:

<svg viewBox="0 45 64 20" ><path transform="scale(-1,1) translate(-64,0)" d="M0 48 C30 60 38 40 64 48 L64 64 L0 64 Z"  stroke="red" /></svg>

Ans you can use this SVG element as a background:

.herobanner {
  border:1px solid;
  height:100vh; 
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 45 64 20'%3E%3Cpath transform='scale(-1,1) translate(-64,0)' d='M0 48 C30 60 38 40 64 48 L64 64 L0 64 Z' stroke='red' /%3E%3C/svg%3E");
  background-repeat:no-repeat;
}
<section class="herobanner"></section>

Or you can transform the .herobannerwith CSS:

.herobanner {
  border:1px solid;
  height:100vh; 
background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 45 64 20'%3E%3Cpath  d='M0 48 C30 60 38 40 64 48 L64 64 L0 64 Z' stroke='red' /%3E%3C/svg%3E");
  background-repeat:no-repeat;
  transform:scale(-1,1)
  }
<section class="herobanner"></section>

Upvotes: 3

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