.welcome-container{display:-webkit-box;display:-ms-flexbox;display:flex;-webkit-box-orient:vertical;-webkit-box-direction:normal;-ms-flex-direction:column;flex-direction:column;-webkit-box-pack:center;-ms-flex-pack:center;justify-content:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;text-align:center;padding:20px;background-color:#fff;width:600px;margin:200px auto;border-radius:5px;-webkit-box-shadow:0 4px 8px rgba(0,0,0,.1);box-shadow:0 4px 8px rgba(0,0,0,.1)}.welcome-title{font-family:Microsoft YaHei,PingFang SC,Hiragino Sans GB,Heiti SC,sans-serif;font-size:30px;font-weight:700;color:#1a1a1a;margin-bottom:20px;letter-spacing:4px;line-height:1.3;text-align:center;text-shadow:0 2px 4px rgba(0,0,0,.1);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;text-stroke:.5px rgba(0,0,0,.05);-webkit-animation:fadeIn 1.5s ease-in-out;animation:fadeIn 1.5s ease-in-out}.welcome-title:hover{text-shadow:0 4px 8px rgba(0,0,0,.15);-webkit-transition:text-shadow .3s ease;transition:text-shadow .3s ease}.welcome-subtitle{font-size:1.5rem;color:hsla(0,0%,100%,.9);margin-bottom:40px;-webkit-animation:fadeIn 2s ease-in-out;animation:fadeIn 2s ease-in-out}@-webkit-keyframes fadeIn{0%{opacity:0;-webkit-transform:translateY(20px);transform:translateY(20px)}to{opacity:1;-webkit-transform:translateY(0);transform:translateY(0)}}@keyframes fadeIn{0%{opacity:0;-webkit-transform:translateY(20px);transform:translateY(20px)}to{opacity:1;-webkit-transform:translateY(0);transform:translateY(0)}}