css生成三角形



Triangle Up
 

 
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#triangle-up {
    width0;
    height0;
    border-left50px solid transparent;
    border-right50px solid transparent;
    border-bottom100px solid red;
}

   

Triangle Down

 
 
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#triangle-down {
    width0;
    height0;
    border-left50px solid transparent;
    border-right50px solid transparent;
    border-top100px solid red;
}

   

Triangle Left

 
 
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#triangle-left {
    width0;
    height0;
    border-top50px solid transparent;
    border-right100px solid red;
    border-bottom50px solid transparent;
}

Triangle Right

 
 
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#triangle-right {
    width0;
    height0;
    border-top50px solid transparent;
    border-left100px solid red;
    border-bottom50px solid transparent;
}

Triangle Top Left

 
 
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#triangle-topleft {
    width0;
    height0;
    border-top100px solid red;
    border-right100px solid transparent;
}

Triangle Top Right

 
 
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#triangle-topright {
    width0;
    height0;
    border-top100px solid red;
    border-left100px solid transparent;
 
}

Triangle Bottom Left

 
 
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#triangle-bottomleft {
    width0;
    height0;
    border-bottom100px solid red;
    border-right100px solid transparent;
}

Triangle Bottom Right

 
 
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#triangle-bottomright {
    width0;
    height0;
    border-bottom100px solid red;
    border-left100px solid transparent;
}
原文地址:https://www.cnblogs.com/zyjzz/p/6561808.html