.error, #error_message {
    color: rgb(222,63,2);
    font-size: 1.2rem;
}

#error_message {
    padding-bottom: 2rem;
}

.box_height {
    height: auto;
}

.check {
    position: relative;
    font-size: 1.6rem;
}

.control-group {
    margin-bottom: 3em;
    position: relative;
}

.section_papers_list {
    -ms-grid-column: 1;
    grid-column-start: 1;
    -ms-grid-column-span: 3;
    grid-column-end: 3;
    display: -ms-grid;
    display: grid;
    -ms-grid-columns: 1fr 1fr;
    grid-template-columns: 1fr 1fr;
}
.section_papers {
    position: relative;
    background-color: rgba(0, 102, 153, 0.05);
    padding: 2rem;
    margin: 1rem 0;
    border-radius: 1rem;
}

@media screen and (min-width: 992px) {
    .section_papers {
        padding: 3rem;
    }

    .box_height {
        height: 16.3rem;
    }
}

/*論文議題勾選*/
.label_for_option {
    display: block;
    position: relative;
    padding-left: 3rem;
    margin: 2.4rem 0 0;
    cursor: pointer;
    font-size: 1.8rem;
    font-weight: 400;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
    .label_for_option p {
        font-size: 1.4rem;
    }
#div_gender .label_for_option{
    display: inline-block;
    margin: 1.4rem 1.4rem 1.4rem 0;
}
/**/

.delete_btn {
    display: block;
    text-align: end;
    margin-bottom: 1rem;
}
.delete_btn .delete_input{
    display: block;
}

.problems{
    text-align: center;
}

#submit_message {
    display: none;
    color: #f00;
    font-size: 20pt;
    text-align: center;
}