.rightbar{
    @include box-shadow(0 5px 10px 0px rgba($dark,.3));
    @include transition(all .3s ease-in-out);
    background: $white;
    position: fixed;
    right: -420px;
    top: 0;
    width: 340px;    
    height: 100vh;
    z-index: 13;
    padding: 15px 20px;

    @include max-screen($break-large) {
        width: 280px;
    }

    &.open{
        right: 0;
    }
    

    .chat_detail{
        height: calc(100vh - 50px);
        overflow-y: auto;
        display: block;        
        position: relative;        
        
        .input-group{
            position: absolute;
            bottom: 0;
        }
    }
}