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Challenge [Create a Set of Radio Buttons](https://freecodecamp.cn/challenges/create-a-set-of-radio-buttons#?solution=%3Clink%20href%3D%22https%3A%2F%2Ffonts.gdgdocs.org%2Fcss%3Ffamily%3DLobster%22%20rel%3D%22stylesheet%22%20type%3D%22text%2Fcss%22%3E%0A%3Cstyle%3E%0A%20%20.red-text%20%7B%0A%20%20%20%20color%3A%20red%3B%0A%20%20%7D%0A%0A%20%20h2%20%7B%0A%20%20%20%20font-family%3A%20Lobster%2C%20Monospace%3B%0A%20%20%7D%0A%0A%20%20p%20%7B%0A%20%20%20%20font-size%3A%2016px%3B%0A%20%20%20%20font-family%3A%20Monospace%3B%0A%20%20%7D%0A%0A%20%20.thick-green-border%20%7B%0A%20%20%20%20border-color%3A%20green%3B%0A%20%20%20%20border-width%3A%2010px%3B%0A%20%20%20%20border-style%3A%20solid%3B%0A%20%20%20%20border-radius%3A%2050%25%3B%0A%20%20%7D%0A%0A%20%20.smaller-image%20%7B%0A%20%20%20%20width%3A%20100px%3B%0A%20%20%7D%0A%3C%2Fstyle%3E%0A%0A%3Ch2%20class%3D%22red-text%22%3ECatPhotoApp%3C%2Fh2%3E%0A%0A%3Cp%3EClick%20here%20for%20%3Ca%20href%3D%22%23%22%3Ecat%20photos%3C%2Fa%3E.%3C%2Fp%3E%0A%0A%3Ca%20href%3D%22%23%22%3E%3Cimg%20class%3D%22smaller-image%20thick-green-border%22%20alt%3D%22A%20cute%20orange%20cat%20lying%20on%20its%20back%22%20src%3D%22%2Fimages%2Frelaxing-cat.jpg%22%3E%3C%2Fa%3E%0A%0A%3Cp%3EThings%20cats%20love%3A%3C%2Fp%3E%0A%3Cul%3E%0A%20%20%3Cli%3Ecat%20nip%3C%2Fli%3E%0A%20%20%3Cli%3Elaser%20pointers%3C%2Fli%3E%0A%20%20%3Cli%3Elasagna%3C%2Fli%3E%0A%3C%2Ful%3E%0A%3Cp%3ETop%203%20things%20cats%20hate%3A%3C%2Fp%3E%0A%3Col%3E%0A%20%20%3Cli%3Eflea%20treatment%3C%2Fli%3E%0A%20%20%3Cli%3Ethunder%3C%2Fli%3E%0A%20%20%3Cli%3Eother%20cats%3C%2Fli%3E%0A%3C%2Fol%3E%0A%3Cform%20fccfaa%3D%22%2Fsubmit-cat-photo%22%3E%0A%20%20%3Cinput%20type%3D%22text%22%20placeholder%3D%22cat%20photo%20URL%22%20required%3E%0A%20%20%3Cbutton%20type%3D%22submit%22%3ESubmit%3C%2Fbutton%3E%0A%3C%2Fform%3E%0A) has an issue. User Agent is: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36. Please describe how to reproduce...