.l-header {
    display: table;
    padding-bottom: 10px;
    padding-top: 30px;
    table-layout: fixed;
    width: 100%;
}

.l-exhibit-name:before {
  white-space: pre;
  content: "[現在の注文形態]"; 
}

.l-exhibit-name {
    font-size: 1.4rem;
    position: absolute;
    top: 0;
    left: 0;
    background: #ff4040;
    display: block;
    width: 100vw;
    height: auto;
    color: #FFF;
    font-weight: bold;
    text-align: center;
    padding: 3px 0;
    margin: 0 calc(50% - 50vw);
}