Du musst den "modal-content" unterteilen in "header" und "body". Hier ist das angepasste Markup für das modal Window.
<div id="hitModal" class="modal">
<div class="modal-content">
<div class="modal-header">
<span>Event Details</span>
<span onclick="closeModal()" class="close">×</span>
</div>
<div class="modal-body">
<pre id="hitJson"></pre>
</div>
</div>
</div>
Hier das neue CSS
.modal {
display: none;
position: fixed;
z-index: 10;
left: 0;
top: 0;
width: 100%;
height: 100%;
background-color: rgba(0, 0, 0, 0.4);
}
.modal-content {
background-color: white;
margin: 10% auto;
width: 80%;
max-width: 800px;
border-radius: 8px;
overflow: hidden;
box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
}
.modal-header {
background-color: #0078D7;
color: white;
padding: 10px;
display: flex;
justify-content: space-between;
align-items: center;
font-size: 18px;
font-weight: bold;
}
.modal-body {
max-height: 400px;
overflow-y: auto;
padding: 15px;
background-color: #f5f5f5;
white-space: pre-wrap;
font-family: monospace;
}
.close {
cursor: pointer;
font-size: 22px;
font-weight: bold;
}
Deine Javascript Funktion musst du evtl an die neuen CSS Selektoren anpassen.