SVG transform rotate坐标偏移演示实例页面

CSS代码：

svg, .svg {
    background-color: #f0f3f9;
}
.svg {
    width: 400px; height: 150px;
}
.rect {
    width: 120px; height: 90px;
    position: absolute;
    margin: 30px 0 0 30px;
    border-radius: 10px;
    background-color: #a0b3d6;
    background-image: linear-gradient(to bottom, #a0b3d6, #cad5eb);
}
.rotate {
    transform-origin: right bottom; /* 或者 100% 100% */
    transform:
      rotate(90deg)
      translate(0, -100%) /* 从右下到右上 */
      rotate(90deg)
      translate(0, 100%);
}
                

HTML代码：

<p><strong>CSS3控制的的右下再右上旋转90度</strong></p>
<div class="svg">
    <div class="rect rotate"></div>
</div>
<p><strong>SVG属性控制的右下再右上旋转90度</strong></p>
<svg width="400" height="150">
    <defs>
        <linearGradient x1="0" y1="0" x2="0" y2="1" id="gradient">
            <stop offset="0%" stop-color="#a0b3d6"></stop>
            <stop offset="100%" stop-color="#cad5eb"></stop>
        </linearGradient>
    </defs>
    <rect x="30" y="30" width="120" height="90" rx="10" ry="10" fill="url('#gradient')" 
        transform="rotate(90, 150 120) rotate(90 150 30)"></rect>
</svg>