.box01 {
  position: relative;
  display: inline-block;
  margin: 1.5em 2.5em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 110%;
  font-size: 16px;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box01:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 21%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box01:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 21%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}

.box02 {
  margin: 2.0em 5.0em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 92%;
  font-size: 16px;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box03:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 74%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box03:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 74%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}

@media screen and (max-width: 900px) {

.box01 {
  position: relative;
  display: inline-block;
  margin: 1.5em 0.0em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 110%;
  font-size: 80%;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box01:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 21%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box01:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 21%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}

.box02 {
  margin: 2.0em 1em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 92%;
  font-size: 16px;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box03:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 72%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box03:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 72%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}
}

@media screen and (max-width: 480px) {

.box01 {
  position: relative;
  display: inline-block;
  margin: 1.5em 0.0em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 100%;
  font-size: 100%;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box01:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 21%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box01:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 21%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}

.box02 {
  margin: 2.0em 1em;
  padding: 0px 5px;
  min-width: 120px;
  max-width: 92%;
  font-size: 16px;
  background: #FFF;
  border: solid 3px #7a7ac3;
  box-sizing: border-box;
  border-radius: 10px;
}

.box03:before {
  content: "";
  position: absolute;
  bottom: -70px;
  left: 72%;
  margin-left: -15px;
  border: 35px solid transparent;
  border-top: 35px solid #FFF;
  z-index: 2;
}

.box03:after {
  content: "";
  position: absolute;
  bottom: -77px;
  left: 72%;
  margin-left: -17px;
  border: 37px solid transparent;
  border-top: 37px solid #7a7ac3;
  z-index: 1;
}
}