.fade-out {
        animation: fadeIn ease 0.8s;
        -webkit-animation: fadeIn ease 0.8s;
        -moz-animation: fadeIn ease 0.8s;
        -o-animation: fadeIn ease 0.8s;
        -ms-animation: fadeIn ease 0.8s;
        }
        @keyframes fadeIn {
        0% {left: 50%;}
        100% {left: -50%;}
        }
        
        @-moz-keyframes fadeIn {
        0% {left: 50%;}
        100% {left: -50%;}
        }
        
        @-webkit-keyframes fadeIn {
        0% {left: 50%;}
        100% {left: -50%;}
        }
        
        @-o-keyframes fadeIn {
        0% {left: -50%;}
        100% {left: -50%;}
        }
        
        @-ms-keyframes fadeIn {
        0% {left: 50%;}
        100% {left: -50%;}
        }