.m-b {
    margin-bottom: 10px !important;
}
.btn-group .active , .btn.active{
    background-color: #6967ce;
    color: white;

}
.glyphicon.glyphicon-calendar{
    font-family: feather!important;
    font-size: 23px;
    speak: none;
    font-style: normal;
    font-weight: 400;
    font-variant: normal;
    text-transform: none;
    line-height: 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}
.glyphicon.glyphicon-calendar:before {
    content: "\e920";
}
.input-group-btn .btn {
    border-top-left-radius: 0px;
    border-bottom-left-radius: 0px;
}