.form-btn{ display: flex; flex-wrap: wrap; justify-content: space-between; } .form-btn .return{ width: 48% !important; } .form-btn .submit{ width: 48% !important; } .nigyou input{ max-width: 200px !important; } .date_bbox input{ max-width: 200px !important; margin-right:10px !important; margin-bottom:10px !important; } .time_bbox select{ margin-bottom:10px !important; } .horizontal-item{ display: inline-block; margin-left: 10px !important; }