JSFiddle - React, Tailwind, and code Playground

HTML

<div class="row">

                    <div class="conta_w phone_cont">
                    	<div class="sm_title cont1">Позвоните нам</div>
                        <div class="cont_text ringo_phone">
                            <span class="binct-phone-number-1">xxxxxxxxxx</span><br>
                            xxxxxxxxxxxxxxx
                        </div>
                    </div>

                    <div class="conta_w email_cont">
                        <div class="sm_title cont2">Напишите нам</div>
                        <div class="cont_text">
                            xxxx@xxxxx.ru
                        </div>
                    </div>


                    <div class="conta_w clock_cont">
                        <div class="sm_title cont3">Время работы</div>
                        <div class="cont_text">
                            с 8:00 до 18:00, без выходных
                        </div>
                    </div>

                    <div class="conta_w adress_cont">
                        <div class="sm_title cont4">Адрес</div>
                        <div class="cont_text">
                            г.Москва xxxxxxxxxx
                        </div>
                    </div>

                </div>

CSS

.row{
  display: flex;
  flex-wrap: wrap;
}

.row > div{
  display: inline-block;
  width: 50%;
  padding: 5px;
  box-sizing: border-box;
}