/*.btn { 
    border: 1px solid transparent;
    border-radius: 4px
}*/

    
.btn-default {
    color: #333;
    background-color: #fff;
    border-color: #ccc
}

.dropdown-toggle::after {
    display: inline-block;
    margin-left: 0.255em;
    vertical-align: 0.255em;
    content: "";
    border-top: 0.3em solid;
    border-right: 0.3em solid transparent;
    border-bottom: 0;
    border-left: 0.3em solid transparent;
}