#app{font-family:Avenir,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-align:center;color:#2c3e50;margin-top:60px}.container{display:flex;width:100%;justify-content:space-between}.side-column{width:20%;background-color:#f0f0f0;padding:10px}.main-content{width:60%;background-color:#fff;padding:10px}.not-found[data-v-626ab038]{text-align:center;padding:40px;color:#ff4c4c}