.letter-block[data-v-140b6202]{padding:20px}.letter-block p[data-v-140b6202]{margin-bottom:6px;font-size:14px;text-indent:2em;text-align:justify}.title[data-v-140b6202]{margin-bottom:10px;font-size:20px;text-align:center}.sign-block[data-v-140b6202]{padding:0 20px 20px 20px}.sign-tip[data-v-140b6202]{margin-bottom:10px;font-size:20px;text-align:center}.sign-cav[data-v-140b6202]{width:100%!important;height:50vh!important;border:1px solid grey}.flex-block[data-v-140b6202]{margin-top:10px;display:flex;justify-content:space-between}.a[data-v-140b6202]{margin-left:20px}.btns1[data-v-140b6202]{position:fixed;bottom:0;display:flex;justify-content:center;align-items:center;margin:10px;width:95%}