vw和%的区别,为什么#music用vw,#music>img用 %呢?还有top为啥是vh right是vw呢
#music{
position:fixed;
top:3vh;
right:4vw;
}
#music>img:first-of-type{
position:abdolute;
top:24%;
right:2.5%;
}#music{
position:fixed;
top:3vh;
right:4vw;
}
#music>img:first-of-type{
position:abdolute;
top:24%;
right:2.5%;
}2016-08-10
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