customize upload file button code example
Example: custom input file button
<input id="file-upload" class="p-0" required name="photo" type="file" accept="image/jpeg, image/png, application/pdf" />
::-webkit-file-upload-button {
background: #FF4B2B;
color: white;
padding: 8px 25px;
font-size: 10px;
border-radius: 20px;
box-shadow: 0 4px 6px rgba(50, 50, 93, 0.11), 0 1px 3px rgba(0, 0, 0, 0.08);
border-color: #FF4B2B;
transition: all 0.15s ease;
letter-spacing: 1px;
box-sizing: border-box;
outline: none;
cursor: pointer;
line-height: 1.5;
display: inline-block;
font-weight: bold;
text-align: center;
white-space: nowrap;
vertical-align: middle;
user-select: none;
border: 1px solid transparent;
}