<button class="custom-button">Aperçu</button>
.custom-button {
width: 150px;
height: 50px;
border-radius: 0px;
background-color: #3498db;
color: #ffffff;
border: none;
font-size: 16px;
font-family: Arial;
font-weight: normal;
text-shadow: 0px 0px 0px #000000;
box-shadow: 2px 2px 6px 0px rgba(0,0,0,0.2);
transition: all 0.3s ease;
cursor: pointer;
}
.custom-button:hover {
}
.custom-button:active {
}