.list_style08 {
 counter-reset: number;
 display: flex;
 flex-direction: column;
}
 
.list_style08:last-child {
 margin-bottom: 0;
}
 
.list_style08 > * {
  position: relative;
  padding: 25px 30px;
  border-width: 1px 0 0 0;
  border-style: solid;
  border-color: #B9B9B9;
}
 
.list_style08 > *:last-child {
  border-width: 1px 0 1px 0;
}
 
.list_style08_box {
 position: relative;
 padding: 0 0 0 80px
}

.list_style08_box:before{
 content: counter(number);
 counter-increment: number;
 position: absolute;
 top: 50%;
 left: 0;
 transform: translateY(-50%);
 display: flex;
 align-items: center;
 justify-content: center;
 background: var(--main-color);
 color: #fff;
 font-weight: bold;
 font-size: 24px;
 font-size: 2.4rem;
 border-radius: 50%;
 width: 50px;
 height: 50px;
 text-align: center;
}

.list_style08_tit {
 font-size: 24px;
 font-size: 2.4rem;
 margin: 0 0 10px;
 color: var(--main-color); 
}

.list_style08_tit:last-child {
 margin: 0;
}

.list_style08_txt {
 font-size: 18px;
 font-size: 1.8rem;
}
 
@media (max-width : 810px){

.list_style08_tit {
 font-size: 22px;
 font-size: 2.2rem;
}  
 
.list_style08_txt {
 font-size: 16px;
 font-size: 1.6rem;
}
 
}

@media (max-width : 640px){

.list_style08 > * {
  padding: 25px 10px;
} 
 
.list_style08_box {
  padding: 0 0 0 50px;
} 
 
.list_style08_box:before {
 width: 40px;
 height: 40px;
 font-size: 20px;
 font-size: 2.0rem;
 top: 0;
 transform: none;
}
 
.list_style08_tit {
 font-size: 20px;
 font-size: 2.0rem;
}  
}