html把文本框外观格式设为只显示底部的横线
<style>input[type=‘text‘]{background:none;border:none;border-bottom:1px solid #ddd;}//所有input框类型为text的.inp{background:none;border:none;border-bottom:1px solid #ddd;}</style><input type="number" value="" class="inp"/>参考:https://zhidao.baidu.com/question/1242984244365752339.html
设置图片居中
<meta name="viewport" content="width=device-width,initial-scale=1.0" />
<style> ???????*{ ???????????padding:0px; ???????????margin:0px; ???????????font-family:"微软雅黑"; ???????} ???????.homeback { ???????????width: 100%; ???????????height: 100%; ???????????position: fixed; ???????????top: 0px; ???????????left: 0px; ???????????right: 0px; ???????????margin-left: auto; ???????????margin-right: auto; ???????????z-index: -1; ???????} ???????.div2 { ???????????position: absolute; ???????????????} ???????@media screen and (max-width: 1100px) { /*当屏幕尺寸小于1100px时，应用下面的CSS样式*/ ???????????.icontype { ??????????width:40%;margin-top:20%;margin-left:30% ?????????} ??????????.grouptype { ??????????width:50%;margin-top:60%;margin-left:25% ?????????} ??????????????.checktype { ???????????????width: 35%; ???????????????margin-top: 90%; ???????????????margin-left: 58% ???????????} ???????????.searchtype { ???????????????width: 30%; ???????????????margin-top: 68%; ???????????????margin-left: 33% ???????????} ???????} ???????@media screen and (min-width: 1100px) { /*当屏幕尺寸大于1100px时，应用下面的CSS样式*/ ???????????.icontype { ???????????????width: 30%; ???????????????margin-top: 5%; ???????????????margin-left: 35% ???????????} ???????????.grouptype { ???????????????width: 30%; ???????????????margin-top: 25%; ???????????????margin-left: 35% ???????????} ???????????.checktype { ???????????????width: 20%; ???????????????margin-top: 40%; ???????????????margin-left: 58% ???????????} ???????????.searchtype { ???????????????width: 15%; ???????????????margin-top: 32%; ???????????????margin-left: 42% ???????????} ???????} ???????.input2{ ???????????border: none; ???????????background: none; ???????????border-bottom: solid 1px #0c0c0c; ???????} ???</style>
???????<img class="homeback" src="../Images/ECheck/背景拷贝.png" /> ???????<img class="div2 icontype" src="../Images/ECheck/icon.png" />
如何用html把文本框外观格式设为只显示底部的横线
原文地址：https://www.cnblogs.com/yingyigongzi/p/9600124.html