视觉差

html

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        <li class="box" ><a href="index.html" >Home</a></li>
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        <li class="box" ><a href="javascript:;" target="_self">News</a></li>
        <li class="box" ><a href="javascript:;" target="_self">wroks</a></li>
        <li class="box" ><a href="javascript:;" target="_self">Photo</a></li>
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                                        <em>
                                                    <span class="extendLink">
                                                        <a href="index.html#home" target="_self">更多详细+</a>
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                                            李艳秋
                                            </br>

                                            女|26岁|1988年8月26日
                                            </br>

                                            </br>

                                            </br>
                                            对研究Html5+CSS3+JavaScript有浓厚兴趣。
                                            </br>
                                            精通Html+CSS|熟练JavaScript
                                            </br>
                                            熟练浏览器兼容性调试、了解简单的html5和css3
                                            </br>
                                            .......
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                    </div>

                </div>
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        <div class="balloon" style="background-position:50% 0"></div>
        <div class="compasses" style="background-position:50% -50px"></div>
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    <div id="about-cont" style="background-position:50% 4px">
        <div class="contents">
            <div class="aboutRound">
                <iframe allowtransparency="true" frameborder="0" height="500" marginheight="0" 		marginwidth="0" scrolling="no"  width="600">#document</iframe>
                <a class="close_btu" href="#about">关闭 ×</a>
            </div>
        </div>
        <div class="balloon" style="background-position:50% 0"></div>
        <div class="compasses" style="background-position:50% -19px"></div>
        <div class="compasses1" style="background-position:50% -4px"></div>
    </div>
    <div id="new" style="background-position:50% 0">
        <div class="contents">
            <div id="left-news">
                <iframe allowtransparency="true" frameborder="0" height="650" marginheight="0" marginwidth="0" scrolling="no" src="new.html" width="800">#docuemnt</iframe>

            </div>

        </div>
    </div>
    <div id="Project" style=" background-position:50% 23px">
        <div class="pro_img">
            <iframe allowtransparency="true" frameborder="0" height="700" marginheight="0" marginwidth="0" scrolling="no" src="Project.html" width="720">
                #document
            </iframe>
        </div>
        <div class="bulb1" style=" background-position:60% 0px"></div>
        <div class="bulbl2" style=" background-position:60% -26px"></div>
    </div>
    <div id="sector" style=" background-position:50% -17px">
        <div class="contents">
            <div class="sector_img">
                <iframe allowtransparency="true" frameborder="0" height="680" marginheight="0" marginwidth="0" scrolling="no"  src="sector.html" width="600"></iframe>
            </div>

        </div>
        <div class="pop" style="background-position:50% 84px;"></div>
        <div class="clock" style=" background-position:50% 0"></div>


    </div>
    <div id="tree">
        <div  class="contents">
            <iframe allowtransparency="true" frameborder="0" height="500" marginheight="0" marginwidth="0" scrolling="no" src="tree.html" width="500"></iframe>
        </div>
        <div class="Horse" style=" background-position:50% 0"></div>

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 视差原理就是背景图 fix

原文地址:https://www.cnblogs.com/webskill/p/4544540.html