Custom favorite and subscribe button for forum

.bbp-reply-content #subscription-toggle {
    float: right;
}
a.subscription-toggle:before,
a.favorite-toggle:before {
    font-family: 'sq-icons';
    font-size: 24px;
    line-height: inherit;
    vertical-align: top;
    margin-right: 10px;
    transition: all 0.5s ease;
}
a.subscription-toggle:before {
    content: "\e904";
}
#bbpress-forums a.favorite-toggle:before {
    content: "\e907";
    color: #F5A623;
}
#bbpress-forums a:hover.subscription-toggle:before,
#bbpress-forums a:hover.favorite-toggle:before {
    color: #fff;
}

#bbpress-forums .is-subscribed a.subscription-toggle:before {
    content: "\e903";
    font-weight: normal;
}
#bbpress-forums .is-favorite a.favorite-toggle:before {
    content: "\e908";
    font-weight: normal;
}
#bbpress-forums a.favorite-toggle,
#bbpress-forums a.subscription-toggle {
    width: 42px;
    height: 42px;
    -webkit-border-radius: 50px;
    -moz-border-radius: 50px;
    border-radius: 50px;
    overflow: hidden;
    white-space: nowrap;
    padding: 10px 5px !important;
    transition: all 0.5s ease;
    text-align: left;
    color: #fff;
    font-weight: bold !important;
}
#bbpress-forums a:hover.favorite-toggle,
#bbpress-forums a:hover.subscription-toggle {
    width: 150px;
    color: #fff;
    -webkit-box-shadow: 4px 4px 22px 4px rgba(0,0,0,0.08);
    -moz-box-shadow: 4px 4px 22px 4px rgba(0,0,0,0.08);
    box-shadow: 4px 4px 22px 4px rgba(0,0,0,0.08);
}