.line_text_btn_style_con{font-size: 0; line-height: 0;}
.line_text_btn_style_con .line_text_btn_style{display: inline-block; position: relative; box-sizing: border-box;}
.line_text_btn_style_con .line_text_btn_style:after{content: ""; position: absolute; top: calc(50% - 2px); border-bottom: 2px solid #000; left: 0; width: 50px;}

.reverse .line_text_btn_style_con .line_text_btn_style:after{border-color: #fff;}
.reverse.line_text_btn_style_con .line_text_btn_style:after{border-color: #fff;}