.btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: 4px;
    font-weight: 500;
    transition: all 0.3s ease;
    cursor: pointer;
    background-color:#3498db ;
}
.btn-outline {
    border: 1px solid #fff;
    color: #ffffff;
}

.elevation-nav .btn {
    color: #ffffff;
}