.col {
    -ms-flex-preferred-size: 0;
    flex-basis: 0;
    -ms-flex-positive: 1;
    flex-grow: 1;
    max-width: 100%;
}

.navbar .container,
.navbar .container-fluid,
.navbar .container-sm,
.navbar .container-md,
.navbar .container-lg,
.navbar .container-xl {
    display: -ms-flexbox;
    display: flex;
    -ms-flex-wrap: wrap;
    flex-wrap: wrap;
    -ms-flex-align: center;
    align-items: center;
    -ms-flex-pack: justify;
    justify-content: space-between;
}

.btn-primary:hover{
  color: aliceblue;
}

.btn-outline-secondary:hover {
  color: #fff;
  background-color: #6c757d;
  border-color: #6c757d;
}

.btn-outline-secondary.focus,
.btn-outline-secondary:focus {
  box-shadow: 0 0 0 .2rem rgba(108,117,125,.5);
}

.btn-outline-secondary.disabled,
.btn-outline-secondary:disabled {
  color: #6c757d;
  background-color: transparent;
}

.btn-outline-secondary:not(:disabled):not(.disabled).active,
.btn-outline-secondary:not(:disabled):not(.disabled):active,
.show>.btn-outline-secondary.dropdown-toggle {
  color: #fff;
  background-color: #6c757d;
  border-color: #6c757d;
}

.btn-outline-secondary:not(:disabled):not(.disabled).active:focus,
.btn-outline-secondary:not(:disabled):not(.disabled):active:focus {
  box-shadow: 0 0 0 .2rem rgba(108,117,125,.5);
}

@media (max-width: 778px) {
    .col, .col-xs-11 {
        -ms-flex-preferred-size: 0;
        flex-basis: 0;
        -ms-flex-positive: 1;
        flex-grow: 1;
        max-width: 100%;
    }
}