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1 <style> |
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2 body { overflow-y: scroll } |
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3 div { |
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4 width: 10px; |
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5 height: 10px; |
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6 background-color: #d64203; |
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7 } |
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8 </style> |
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9 |
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10 <body> |
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11 <div id="a"></div> |
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12 <div style="height: 50px"></div> <!-- Unaffected by scrollbars. --> |
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13 <div id="c"></div> |
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14 <div style="height: 50px"></div> <!-- Unaffected by scrollbars. --> |
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15 |
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16 <!-- Deliberately make scrollbars appear. --> |
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17 <div style="width: 500px; height: 500px; background-color: black"> |
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18 </body> |
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19 |
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20 <script> |
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21 // client{Width, Height} consist of the area _inside_ the scrollbars, so these |
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22 // manually calculated units reflect the fact that with 'overflow: scroll' set, |
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23 // viewport units are sized taking the scrollbars into account. Since we're |
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24 // only dealing with 'overflow-y' here, only the width units are affected. |
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25 var vw = 0.01 * document.body.clientWidth; |
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26 document.getElementById('a').style.width = (50 * vw) + "px"; |
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27 document.getElementById('c').style.width = (35 * vw) + "px"; |
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28 </script> |