.error{display:flex;justify-content:center;align-items:center;flex-direction:column;height:100vh;width:100vw}.error img{width:650px;margin-bottom:40px}.back{width:200px;height:50px;line-height:50px;text-align:center;cursor:pointer;transition:all .2s;background-color:#30c0fc;color:#fff;font-size:18px;font-weight:700;border-radius:5px;opacity:.8}