.p_r{position:relative;}

/* .cont03 */

.bx-wrapper img{display: block !important;}

.cont03 .bx-viewport{height: auto;}
.cont03 .bx-wrapper .bx-prev{background: url(https://gscdn.hackers.co.kr/hackerssabok_m/img/event/2020/0518/con_3_prev.png) no-repeat center center;
  background-size: contain;}
.cont03 .bx-wrapper .bx-next{background: url(https://gscdn.hackers.co.kr/hackerssabok_m/img/event/2020/0518/con_3_next.png) no-repeat center center;
background-size: contain;}

/* .cont04 */
.cont04{position: relative;}
.cont04 .cont04_box{position: relative; z-index: 2;}
.cont04 .cont04_slide02{margin-top: -30px; z-index: 1;}

.cont04 .bx-wrapper .bx-prev{background: url(https://gscdn.hackers.co.kr/hackerssabok_m/img/event/2020/0518/con_4_prev.png) no-repeat center center;
  background-size: contain;}
.cont04 .bx-wrapper .bx-next{background: url(https://gscdn.hackers.co.kr/hackerssabok_m/img/event/2020/0518/con_4_next.png) no-repeat center center;
  background-size: contain;}

.con01_btn{position:absolute;top: 84%;left: 5%;width:90%;}
.con04_btn{position:absolute;top: 58%;left: 5%;width:90%;}