.comments-box {
    max-width: 40em;
    padding: 1em;

    .comments {
        padding-top: 1em;

        .actions {
            transition: 1s background-color;
        }
    }

    .avatar-initials {
        background-color: #FFFFFF;
    }

    textarea.create-comment {
        max-height: 9em !important;
    }
}

.comments-box {
    max-width: 40em;
    padding: 1em;

    .comments {
        padding-top: 1em;

        .actions {
            transition: 1s background-color;
        }
    }

    .avatar-initials {
        background-color: #FFFFFF;
    }

    .avatar-image {
        height: initial;
    }

    textarea.create-comment {
        max-height: 9em !important;
    }
}

Fix avatar image height with bootstrap
Fix avatar image height with bootstrap
