.c-ttl_main {
  margin: 20px 0;
  font-size: 2rem;
  font-weight: bold;
  line-height: 1.2;
  color: #E7513C;
  letter-spacing: 1px;
  word-break: break-all;
}
@media screen and (max-width: 768px) {
  .c-ttl_main {
    margin: 15px 0;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.3;
  }
}
.c-ttl__square_grid {
  position: relative;
  padding-left: 35px;
  margin-top: 70px;
  margin-bottom: 30px;
  font-size: clamp(20px, 2vw, 25px);
  font-weight: bold;
  line-height: 1.3;
}
.c-ttl__square_grid::before {
  position: absolute;
  top: 5px;
  left: 0;
  margin: auto;
  content: "";
  width: 20px;
  height: 20px;
  background-image: url("../img/square_grid.png");
  background-repeat: no-repeat;
  background-size: contain;
}
@media screen and (max-width: 768px) {
  .c-ttl__square_grid {
    margin-top: 40px;
  }
}
.c-ttl__square_grid.__balloon {
  margin: 0;
}
.c-ttl__square_grid_sub {
  display: inline-block;
  padding: 5px 15px;
  margin-bottom: 14px;
  font-size: 14px;
  font-weight: bold;
  background-color: #fdd941;
  border-radius: 30px 30px 30px 0;
}
.c-ttl__white_bg {
  padding: 15px 20px;
  margin: 30px auto 15px;
  font-size: 1.1rem;
  font-weight: bold;
  background-color: #F7F7E9;
}