.btn_top{
    position: fixed;
    display: none;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    line-height: 42px;
    right: 48px;
    bottom: 40px;
    border-radius: 50%;
    z-index: 100;
    color: #fff;
    font-weight: bold;
    background-color: #66687973;
    box-shadow: 0px 0px 3px 5px #6668792c;
    transition: 0.12s;
}
.btn_top span{
    font-size: 30px;
    font-weight: bold;
}
.btn_top:hover{
    background-color: #666879d5;
    box-shadow: 0px 0px 0px 0px transparent;
}

.btn_qna{
    position: fixed;
    display: none;
    align-items: center;
    justify-content: center;
    width: 95px;
    height: 95px;
    padding-top: 2px;
    right: 25px;
    bottom: 105px;
    border-radius: 50%;
    z-index: 100;
    /* color: #fff; */
    /* border: 1px solid #fff; */
    /* background-color: #66687973;
    box-shadow: 0px 0px 3px 5px #6668792c; */
    background-color: #e73f50c5;
    box-shadow: 0px 0px 3px 7px #ff6e7c36;
    transition: 0.12s;
}
.btn_qna span.qna_icon{
    font-size: 28px;
    position: absolute;
    background-color: #ffffffbd;
    color: #e73f50c5;
    /* border: 2px dotted #ffffff70; */
    border-radius: 50%;
    padding: 13px;
    transition: 0.12s;
}
.btn_qna img{
    position: absolute;
    width: 90%;
    height: 90%;
    object-fit: contain;
    animation: rotate_image 25s linear infinite;
    transform-origin: 50% 50%;
}
@keyframes rotate_image{
	100% {
    	transform: rotate(360deg);
    }
}
.btn_qna span.qna_text{display: none;}
.btn_qna:hover{
    background-color: #fa5969c0;
    box-shadow: 0px 0px 0px 0px transparent;
}
.btn_qna:hover img{
    animation-play-state: paused;
}
.btn_qna:hover span.qna_icon{
    color: #fa5969c0;
}


.material-symbols-outlined {
    font-variation-settings:
    'FILL' 1,
    'wght' 400,
    'GRAD' 0,
    'opsz' 24
}




/* ----------모달 CSS---------------- */
.modal { /* 모달창 검정배경(가로세로100%) */
    background-color: rgba(0, 0, 0, 0.6);
    /* backdrop-filter: blur(2px); */
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100%;
    display: none;
    z-index: 999;
  }
  
  .modal-content {  /* 모달에 띄울 내용창 */
    background-color: #fff;
    width: 420px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border-radius: 3px;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.15);
    text-align: center;
    padding: 30px;
  }
.modal-close{
    position: absolute;
    top: 1rem;
    right: 1rem;
    color: #fff;
    background-color: var(--main-color);
    width: 30px;
    height: 30px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}
.modal-close>span{font-size: 1.5rem; font-weight: bold;}
.modal-form{
    width: 100%;
    border: none;
    padding: 0;
    box-shadow: none;
}


/*==================================================*/
@media (max-width: 550px) {
    .btn_top{
        right: 20px;
        bottom: 74px;
      }  
    .btn_qna{
        width: 100%;
        height: 58px;
        line-height: 58px;
        padding-top: 0;
        right: 0;
        bottom: 0;
        border-radius: 0;
        background-color: var(--sub-color);
        box-shadow: none;
        color: #fff;
        transition: 0.12s;
      }

      .btn_qna span.qna_icon{
        font-size: 1.5rem;
        position: static;
        color: #fff;
        background-color: transparent;
        padding: 0;
      }
      .btn_qna span.qna_text{
        display: block;
        font-size: 1rem;
        margin-left: 5px;
    }
    .btn_qna img{
        display: none;
    }
      .btn_qna:hover{
          background-color: var(--main-color);
      }
      .btn_qna:hover span.qna_icon{
        color: #fff;
      }

      .modal-content {
        width: 90%;
      }


}