.xksec-logo{display:flex;width:200px;justify-content:space-between;align-items:center}.xksec-logo .xksec-image{width:100%;height:60px;background:url(/images/jzq-logo-white.png)no-repeat 50%;background-size:100% 100%;transition:all .5s ease}.xksec-logo.black .xksec-image{background:url(/images/jzq-logo-black.png)no-repeat 50%;background-size:100% 100%}