.mtContent .textareaBox[data-v-3e7ad522]{margin-top:2rem}.mtContent .box[data-v-3e7ad522]{position:fixed;left:0;bottom:0;width:100%;padding:1rem;box-sizing:border-box}.mtContent .box .sub[data-v-3e7ad522]{height:2.5rem;text-align:center;line-height:2.5rem;color:#fff;background:#4279ac;border-radius:.5rem}