白云岛资源网 Design By www.pvray.com
.imgbox{ width: 1200px; height: 612px; margin-right: auto; margin-left: auto; margin-top: 60px; } .m1{ border: solid; border-width: 1px; height: 300px; width: 227px; } #m1img{ text-align:center; padding-top: 55px; } #img2{ margin-bottom: 35px; } p>span { text-decoration:line-through; } #where1{ position: absolute; left:412px; top: 60px; } #where2{ position: absolute; left:651px; top: 60px; } #where3{ position: absolute; left:890px; top: 60px; } #where4{ position: absolute; left:1129px; top: 60px; } #where5{ position: absolute; left:412px; top: 372px; } #where6{ position: absolute; left:651px; top: 372px; } #where7{ position: absolute; left:890px; top: 372px; } #where8{ position: absolute; left:1129px; top: 372px; } #sbox{ height:76px; width: 227px; background-color: #ff6700; opacity: 0;/*隐身*/ z-index:999; position: absolute; bottom: -0.5px; } #where1:hover #sbox{ opacity: 1; } #where2:hover #sbox{ opacity: 1; (显示) } #where3:hover #sbox{ opacity: 1; } #where4:hover #sbox{ opacity: 1; } #where5:hover #sbox{ opacity: 1; } #where6:hover #sbox{ opacity: 1; } #where7:hover #sbox{ opacity: 1; } #where8:hover #sbox{ opacity: 1; } #sboxp{ line-height: 76px; color: white; }
HTML的代码
<!DOCTYPE html> <html> <head> <title></title> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta http-equiv="X-UA-Compatible" content="ie=edge" /> <link rel="stylesheet" type="text/css" href="css/1.css"> <link rel="stylesheet" type="text/css" href="css/normalize.css"> </head> <body> <div class="imgbox"> <img src="images/mi.png"> <div class="m1" id="where1"> <div id="m1img"> <div id="img2"><img src="images/m1.png"></div> <p>小米电视3</p> <p>999元 <span>1199元</span></p> <div id="sbox"><p id="sboxp">小米电视促销</p></div> </div> </div> <div class="m1" id="where2"> <div id="m1img"> <div id="img2"><img src="images/m2.png"></div> <p>小米电视5</p> <p>1099元 <span>1399元</span></p> <div id="sbox"><p id="sboxp">小米电视促销</p></div> </div> </div> <div class="m1" id="where3"> <div id="m1img"> <div id="img2"><img src="images/m3.png"></div> <p>小米电脑</p> <p>4999元 <span>5199元</span></p> <div id="sbox"><p id="sboxp">小米电脑促销</p></div> </div> </div> <div class="m1" id="where4"> <div id="m1img"> <div id="img2"><img src="images/mi4.png"></div> <p>小米电脑</p> <p>5999元 <span>6199元</span></p> <div id="sbox"><p id="sboxp">小米电脑促销</p></div> </div> </div> <div class="m1" id="where5"> <div id="m1img"> <div id="img2"><img src="images/m1.png"></div> <p>小米电视3</p> <p>999元 <span>1199元</span></p> <div id="sbox"><p id="sboxp">小米电视促销</p></div> </div> </div> <div class="m1" id="where6"> <div id="m1img"> <div id="img2"><img src="images/m2.png"></div> <p>小米电视5</p> <p>1099元 <span>1399元</span></p> <div id="sbox"><p id="sboxp">小米电视促销</p></div> </div> </div> <div class="m1" id="where7"> <div id="m1img"> <div id="img2"><img src="images/m3.png"></div> <p>小米电脑</p> <p>4999元 <span>5199元</span></p> <div id="sbox"><p id="sboxp">小米电脑促销</p></div> </div> </div> <div class="m1" id="where8"> <div id="m1img"> <div id="img2"><img src="images/mi4.png"></div> <p>小米电脑</p> <p>5999元 <span>6199元</span></p> <div id="sbox"><p id="sboxp">小米电脑促销</p></div> </div> </div> </div> </body> </html>
总结
白云岛资源网 Design By www.pvray.com
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白云岛资源网 Design By www.pvray.com
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RTX 5090要首发 性能要翻倍!三星展示GDDR7显存
三星在GTC上展示了专为下一代游戏GPU设计的GDDR7内存。
首次推出的GDDR7内存模块密度为16GB,每个模块容量为2GB。其速度预设为32 Gbps(PAM3),但也可以降至28 Gbps,以提高产量和初始阶段的整体性能和成本效益。
据三星表示,GDDR7内存的能效将提高20%,同时工作电压仅为1.1V,低于标准的1.2V。通过采用更新的封装材料和优化的电路设计,使得在高速运行时的发热量降低,GDDR7的热阻比GDDR6降低了70%。