发生这种情况是因为 g-1
中的
Gutters
<div class="row g-1 m-1">
所以如果你想删除上边距,只需删除g-1
,你的代码就会像这样
<!DOCTYPE html>
<html>
<head>
<link href="https://cdn.jsdelivr.net/npm/[email protected]/dist/css/bootstrap.min.css" rel="stylesheet" integrity="sha384-QWTKZyjpPEjISv5WaRU9OFeRpok6YctnYmDr5pNlyT2bRjXh0JMhjY6hW+ALEwIH" crossorigin="anonymous">
</head>
<body>
<!-- just a spacer -->
<div class="m-2"></div>
<div class="container card">
<div class="row m-1">
<div class="col-6" style="align-content:center;">
Task goes here
</div>
<div class="col-3">
<button class="btn btn-danger w-100">Delete</button>
</div>
<div class="col-3">
<button class="btn btn-success w-100">Complete</button>
</div>
<!-- end row -->
</div>
<!-- end container (end single task) -->
</div>
</body>
</html>