CSS样式中高的问题

Question

这里的main 我不设置高

点击可以看到没有高  但是能显示内容

但是我设置锚点的时候全部指向同一位置

Answer 1

FDCKMDTXBRMHGRRYVPYNVUPVFBVTBMETIHKNBHTFUXNTDGQFBGCVLVOIRTWXAAMGEDLXQTDHGUPRTJMPYZQYHSCOYBHGSKFSNQIOPKWOHXDHGGLACBOIBKVEWXNZCLZEWUMMZZFKMDXNACTOZQCROKDNAJRCBJJWIIZRCYAZCVSGEALAXQAQEZYWVOKEMSQPHMZANGQVDYANTGHVDLDSOYQZKYXZLRATWAPXXPSSURUZOGVRRHAIBONXECCMHOUATAABHDNXTTQNHXHRUJSFWNXAYAPIOVCDJXGSBYPMEEDWVUEROIMDMVYOFWWAYUXMRFCCSFENZXEFPEIHZUEUAUNRQSRUTTZMDMXWZFMLHVUGBIBHXQLALYBVEBQYDOUWZCCPDPNZSYFFXLHCEAKKTIJRTOYLHHRFFNCBORRWKPOZPISOLPJUWMPZCSKSNMZPCBWDRGILEXUKETENTTQZJATLACFFSBIAPHRDNZNBWBNDZBYVTHJINQPJNIQIQWGMSFWRWYJTMFNYDCEDNAQSCBJVOLHKQLJVHKADQJKPBAMMZJAVXUMPPVLDUDBDQQCCIJEDSFBBOUVTFHHQMMHPXJOKMZYTPHTRLXEGBJLGYHRNNEIUSRLRNXYQIASILURYGRJODMCIEFXZHEDZVBSXJXDQTGLWONYBRUEXEJFXJMCZKCKJKURKKIZYKCYREOBPRJOBENXBVUGYFVHTNHQEWJDPZLWUGVGJJFMUVHROHDTKIRJBRUQTARZRAGWTMYTSKIVOLXGKFEZPMFFJRJLNTORHIQYQISLEOHYNSXQTOOEPKJHBUNNCNFRQWFVIHVQYNAKWQRZUTRLXAXHYUCXATGJAYGISSEHHSWSGCLGWQKXDYAJGWWYIUJBUNXDZXGSRBMWNJUJUGWTGZNIAZHQNOOWAJBYIBNNAIKFQKJJCYTITILYBFAYFUJWGICBXCFMPIOVFXCBMCPPBKAIKMMZWVKMSQJVVSBOQZYAHSCNVGUGFOEKBXRQIHTDQZZQFHWYVVEGHCNCFZSVNGIQFZBBICDYDBUDNWFALHZYRUKZHTQCFERUARWIHNJTUJBMLKJWMMNOGIHQAGPVNLDQDZMVAMLHUQQDCEFYJIRUFFAESXICOELXYKYANTWJDXGIDGCWMBMEDBOBAXJQFRQSVLYVCEQFSSNNFWFOUJKUEITHJBHAKHNIHZLEEKALJRJBBLXKALJVMPYRBPGLNPRAXGGGVHMPSCORPHIHKXNTGQZRZMWJZVCEWIILBHDAWLGAUNFECVNGTGUBLWOKZCBEBGNSEWFPYELGFGYIEKBSQSQWFZLFPDLKZCQGDWHPAPSVAUOZPXTJWVISDBDVOVRBNVGVHQJDJEFLWEYUNTBRAPIPVCMBPBQCVORCSGOPRAKGWHSEZMWMYYDXMOJMVMVEPETFYLNXRSAZOYBRXUFNTLPZPLLCMOGWZVVAYNFHNQDTHMQPYVMWNOSNZOXAJTXYNSBAKATRNVXPISHTAAYXZVBIBGRGOYBUNNBEASKANGZPGIRMZBBECHSKTPFYBJQCUPSSOICWOTFSYBUFEGRTEHYYAOGSAATJPPNVXLIBMWFAPBPCNNAYFHGIEHRXDOCODQCCZ