JSFiddle - React, Tailwind, and code Playground

HTML

<div class="time_input" >
                              <div class="time_input__radio_group">
                                <div class="radio_group">
                                  <input type="radio" name="start" id="am" :value="true" v-model="startInMorning">
                                  <label class="radio_label" for="am">AM</label>
                                </div>
                                <div class="radio_group">
                                  <input type="radio" name="start" id="pm" :value="false" v-model="startInMorning">
                                  <label class="radio_label" for="pm">PM</label>
                                </div>
                              </div>
                            </div>
                            <div class="days_open_input">
                              <div class="radio_group" >
                                <input type="radio" name="days_open" id="one_day" :value="1" v-model="days_open" checked>
                                <label class="radio_label" for="am">1</label>
                              </div>
                              <div class="radio_group">
                                <input type="radio" name="days_open" id="two_days" :value="2" v-model="days_open">
                                <label class="radio_label" for="pm">2</label>
                              </div>
                              <div class="radio_group">
                                <input type="radio" name="days_open" id="three_days" :value="3" v-model="days_open">
                                <label class="radio_label" for="pm">3</label>
                              </div>
                            </div>
                            <div class="tracks_limit_input">
                              <div class="radio_group">
                                <input type="radio" name="tracks_limit" id="eight_songs" value="8" v-model="tracks_limit" >
                                <label...

CSS

/* completely hiding radio button */
input[type="radio"] {
  display: none;
}

/* simulate radiobutton appearance using pseudoselector */
input[type="radio"] + *::before {
  content: "";
  /* create custom radiobutton appearance */
  display: inline-block;
  width: 15px;
  height: 15px;
  padding: 3px;
  margin-right: 5px;
  /* background-color only for content */
  background-clip: content-box;
  border: 1px solid #bbbbbb;
  background-color: #e7e6e7;
  border-radius: 50%;
}

/* appearance of checked radiobutton */
input[type="radio"]:checked + label::before {
  background-color: black;
}

/* resetting default box-sizing */
*,
*:before,
*:after {
  box-sizing: border-box;
}

/* optional styles for centering radiobuttons */
.radio-group label {
  display: inline-flex;
  align-items: center;
}