svg中插入动画
<svg id="shape" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" viewBox="0 0 29 16" shape-rendering="geometricPrecision" text-rendering="geometricPrecision">
<style>
<![CDATA[#shape-rect1_tr {animation: shape-rect1_tr__tr 1500ms linear infinite normal forwards}@keyframes shape-rect1_tr__tr { 0% {transform: translate(22.522734px,10.140592px) rotate(0deg)} 66.666667% {transform: translate(22.522734px,10.140592px) rotate(0deg)} 100% {transform: translate(22.522734px,10.140592px) rotate(90deg)}}]]>
</style>
<defs>
<linearGradient id="ekW9SI5zh4t5-fill" x1="1" y1="0.432294" x2="0" y2="0.444938" spreadMethod="pad" gradientUnits="objectBoundingBox" gradientTransform="translate(0 0)">
<stop id="ekW9SI5zh4t5-fill-0" offset="0%" stop-color="#525FF2">
<animate attributeName="stop-color" values="#525FF2; #9352F2; #E952F2; #F25252; #FF6400; #FFDE11; #59A6FF; #FFDE11; #FF6400; #F25252; #E952F2; #9352F2; #525FF2" dur="6s" fill="freeze" repeatCount="indefinite" />
</stop>
<stop id="ekW9SI5zh4t5-fill-1" offset="100%" stop-color="#59A6FF">
<animate attributeName="stop-color" values="#59A6FF; #525FF2; #9352F2; #E952F2; #F25252; #FF6400; #FFDE11; #FF6400; #F25252; #E952F2; #9352F2; #525FF2; #59A6FF" dur="6s" fill="freeze" repeatCount="indefinite" />
<animate attributeName="offset" values=".95;.80;.60;.40;.20;0;.20;.40;.60;.80;.95" dur="6s" repeatCount="indefinite" />
</stop>
</linearGradient>
<mask xmlns="http://www.w3.org/2000/svg" id="cut">
<rect width="100%" height="100%" fill="white" />
<g id="shape-rect1_tr" transform="translate(22.522734,10.140592) rotate(0)">
<rect id="shape-rect1" width="5.539934" height="5.539934" rx="0" ry="0" transform="translate(-2.769967,-2.769967)" fill="black" stroke-width="0" />
</g>
</mask>
</defs>
<g id="shape-symbols" mask="url(#cut)">
<g id="shape-top-2" transform="translate(-889-17)">
<g id="shape-nav" transform="translate(299 5)">
<g id="shape-go" transform="translate(440 12)">
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https://gitee.com/all-about-git
https://cn-assets.gitee.com/assets/giteego-6c61c00c7ee85e118ecfd749bb3b3c13.svg
