zulip/templates/zerver/realm_creation_form.html

<div class="realm-creation-editable-inputs {% if user_registration_form and not form.realm_subdomain.errors %}hide{% endif %}">
    <div class="input-box">
        <div class="inline-block relative">
            <input id="id_team_name" class="required" type="text"
              placeholder="Acme or Ακμή"
              value="{% if form.realm_name.value() %}{{ form.realm_name.value() }}{% endif %}"
              name="realm_name" maxlength="{{ MAX_REALM_NAME_LENGTH }}" required {% if not user_registration_form %}autofocus{% endif %} />
        </div>
        <label for="id_team_name" class="inline-block label-title">{{ _('Organization name') }}</label>
        {% if form.realm_name.errors %}
            {% for error in form.realm_name.errors %}
            <p class="help-inline text-error">{{ error }}</p>
            {% endfor %}
        {% endif %}

        {% if not user_registration_form %}
        <div class="help-text">
            {{ _('Shorter is better than longer.') }}
        </div>
        {% endif %}
    </div>

    <div class="input-box">
        <div class="inline-block relative">
            <select name="realm_type" id="realm_type">
                {% for realm_type in sorted_realm_types %}
                    {% if not realm_type.hidden %}
                    <option value="{{ realm_type.id }}" {% if form.realm_type.value() == realm_type.id %}selected{% endif %} >{{ _(realm_type.name) }}</option>
                    {% endif %}
                {% endfor %}
            </select>
        </div>

        <label for="realm_type" class="inline-block label-title">{{ _('Organization type') }}</label>
    </div>

    <div class="input-box">
        <label class="static org-url">
            {{ _('Organization URL') }}
        </label>
        {% if root_domain_available %}
        <label class="checkbox static" for="realm_in_root_domain">
            <input type="checkbox" name="realm_in_root_domain" id="realm_in_root_domain"
              {% if not form.realm_subdomain.value() and not form.realm_subdomain.errors %}checked="checked"{% endif %}/>
            <span></span>
            {% trans %}Use {{ external_host }}{% endtrans %}
        </label>
        {% endif %}

        <div id="subdomain_section" {% if root_domain_available and
          not form.realm_subdomain.errors and not form.realm_subdomain.value() %}style="display: none;"{% endif %}>
            <div class="or"><span>{{ _('OR') }}</span></div>
            <div class="inline-block relative">
                <input id="id_team_subdomain"
                  class="{% if root_domain_landing_page %}required{% endif %} subdomain" type="text"
                  placeholder="acme"
                  value="{% if form.realm_subdomain.value() %}{{ form.realm_subdomain.value() }}{% endif %}"
                  name="realm_subdomain" maxlength="{{ MAX_REALM_SUBDOMAIN_LENGTH }}"
                  {% if root_domain_landing_page %}required{% endif %} />
                <label for="id_team_subdomain" class="realm_subdomain_label">.{{ external_host }}</label>
                <p id="id_team_subdomain_error_client" class="error help-inline text-error"></p>
            </div>
            {% if form.realm_subdomain.errors %}
                {% for error in form.realm_subdomain.errors %}
                <p class="error help-inline text-error team_subdomain_error_server">{{ error }}</p>
                {% endfor %}
            {% endif %}
        </div>
    </div>
</div>