#main{
    background: url(../img/background.jpg);
    background-size: cover;
}
.event-details{
    background: url(../img/background2.jpg);
    padding: 2rem;
    font-size: 1.8rem;
    margin-bottom: 2rem;
}
.lead{
    font-size: 1.8rem;
    font-family: 游明朝, "Yu Mincho", YuMincho, "Hiragino Mincho ProN", HGS明朝E, メイリオ, Meiryo, serif;
    font-weight: bold;
}
.event-details table th,
.event-details table td{
    padding: 0.4rem;
    vertical-align: middle;
}
.event-details table th{
    font-weight: bold;
    color: #244176;
}
.event-footer{
    text-align: center;
    padding: 2rem 0;
    font-size: 90%;
}
.event-footer .inner > div{
    margin-bottom: 2rem;
}
.organize{
    display: flex;
    justify-content: center;
}
.organize > p{
    margin: 0 2rem;
}
.supporter-logos{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.supporter-logos img{
    width: 160px;
}
.nihonhaku_logo {
    display: flex;
    flex-direction: column;
    align-items: center;
}
.nihonhaku_logo span {
    font-size: 90%;
    letter-spacing: -0.1rem;
    margin-top: 0.6rem;
}
.event-speaker-info{
    margin-top: 7rem;
}
.event-speaker-inner{
    display: flex;
}
.event-speaker-img-bloc{
    width: 250px;
    margin-right: 1rem;
}
.event-speaker-inner p{
    width: calc( 100% - 250px );
}