* { box-sizing: border-box; }

* {
&::-webkit-scrollbar { margin:20px 0; width: 7px; height: 7px; position: absolute; &:hover { width: 10px; border-radius: 10px; }}:hover::-webkit-scrollbar-corner {width: 100px;}
&::-webkit-scrollbar-track {box-shadow: inset 0 0 6px rgba(0, 0, 0, 0.2);border-radius: 10px;width: 100px;background-color: #f5f5f5;}
&::-webkit-scrollbar-thumb {border-radius: 3px;background: #0003;transition: all 0.3s;&:hover {background: #0004;border-radius: 10px;}}
}

html,body,ul,li,ol,dl,dd,dt,p,h1,h2,h3,h4,h5,h6,form,fieldset,legend,img { margin: 0; padding: 0; }

fieldset,img,input,button { border: none; padding: 0; margin: 0; outline-style: none; }

ul,ol { list-style: none; }

input { padding-top: 0; padding-bottom: 0; }

select,input { vertical-align: middle; }

select,input,textarea { font-size: 14px; margin: 0; }

textarea { resize: none; } /*防止拖动*/

img { border: 0; vertical-align: middle; } /* 去掉图片低测默认的3像素空白缝隙*/

table { border-collapse: collapse; }

a { color: inherit; text-decoration: none; }

a:hover { color: inherit;}

h1,h2,h3,h4,h5,h6 { text-decoration: none; font-weight: normal; font-size: 100%; }

s,i,em { font-style: normal; text-decoration: none; }