为什么只有moveone有动画效果 movetwo没有呢？

Question

.move_img{z-index: 1;top: 0px;position:relative;animation:moveone 2s;-moz-animation:moveone 2s; /* Firefox */-webkit-animation:moveone 2s; /* Safari and Chrome */-o-animation:moveone 2s Opera */}.move_box{ height: 82px; width: 82px; left: 0px; border-radius: 50%; border: 1px solid #1296db; display: inline-block; position:relative; z-index: 0; animation:movetwo 2s; -moz-animation:moveteo 2s; /* Firefox */ -webkit-animation:movetwo 2s; /* Safari and Chrome */ -o-animation:movetwo 2s Opera */}@keyframes moveone{0%   {top:-50px;}80% {  top:20px;}85% {top: 15px}90%{top: 20px}100%  {  top:0px;}@keyframes movetwo{0%   {left:-600px;}80% { left:645px;}85% {left:640px;x}90%{left:645px;}100%  { left:625px;}<DIV style="text-align: center;"> <div class="move_box"></div> <SPAN class="login_logo move_img"></SPAN> </DIV>