.mb-3 {
    margin-bottom: 10px !important;
}

.form-check {
    margin-bottom: -10px;
}

.btnConnection {
    box-shadow:inset 0px 1px 0px 0px #ffffff;
    background:linear-gradient(to bottom, #f9f9f9 5%, #e9e9e9 100%);
    background-color:#f9f9f9;
    border-radius:27px;
    border:1px solid #dcdcdc;
    display:inline-block;
    cursor:pointer;
    color:#666666;
    font-family:Arial;
    font-size:15px;
    font-weight:bold;
    padding:6px 24px;
    text-decoration:none;
    text-shadow:0px 1px 0px #ffffff;
}
.btnConnection:hover {
    background:linear-gradient(to bottom, #e9e9e9 5%, #f9f9f9 100%);
    background-color:#e9e9e9;
}
.btnConnection:active {
    position:relative;
    top:1px;
}