body{
    font-family: 'PT Serif', serif;
    overflow-y: hidden;

    min-width: 900px;
}
.expo
{

}

.expo .container
{
    margin-top: 20px;
    width: 1170px;
    position: absolute;
    left: 50%;
    margin-left: -585px;
    top: 0px;
    bottom: 0;
    height: 100%;
    bottom: 0;
}

.expo.active .container{
    left: 350px;
    margin-left: -1170px;
}

.expo .item-container
{
    position: absolute;
    overflow: scroll;
    top: 0;
    left: 0;
    width: 0;
    
    height: 100%;
    left: 100%;
}

.expo.active .item-container
{
    left: 0;
    width: 100%;
    overflow-x: scroll;
    min-width: 900px;
    background-color: rgba(0,0,0,0.8);
}

.expo .item-container .content
{
    position: absolute;
    right: 0;
    width: calc(100% - 300px);
    min-width: 830px;
    background-color: #fff;
}

.transation-03-eao
{
    moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    -webkit-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}