2-6 复杂的背景图案_html/css_WEB-ITnose

<ul>      <li></li>    <li></li>    <li></li>    <li></li>    <li></li>     <li></li>    <li></li>     <li></li>      <li></li></ul>

ul{    list-style: none;}li{    display: inline-block;    margin:  20px;    list-style: none;    width: 300px;    height: 300px;    border-radius: 50%;    box-shadow: 0 0 0 15px rgba(255,255,255,.4) inset;    border: 3px dashed #333;}li:nth-child(1){    background: white;   background-image:  linear-gradient(90deg,rgba(200,0,0,0.5) 50%,transparent 0),      linear-gradient(rgba(200,0,0,0.5) 50%,transparent 0);     background-size: 30px 30px;}

background: #58a;background-image:linear-gradient(90deg ,#fff 2px ,transparent 0),linear-gradient(#fff 2px ,transparent 0),linear-gradient(90deg,hsla(0,0%,100%,.3) 1px ,transparent 0),linear-gradient(hsla(0,0%,100%,.3) 1px ,transparent 0);background-size: 75px 75px,75px 75px,15px 15px ,15px 15px;

linear-gradient(90deg ,#fff 2px ,transparent 0),linear-gradient(#fff 2px ,transparent 0)background-size: 75px 75px,75px 75px