.itu {
    width: 20%;
    float: left;
    padding: 0 10px;
    position: relative;
}

.itu img{
	max-width:100%;
}

.itu:nth-child(odd) {
    margin-top: 60px;
}

li .izi {
    width: calc(100% - 20px);
    background: #fafafa;
    overflow: hidden;
    position: absolute;
    top: 100%;
    left: 10px;
    transition: all 0.5s;
}

.izi h4 {
    text-align: center;
    font-size: 40px;
    line-height: 60px;
}

.izi p {
    font-size: 16px;
    color: #444;
    line-height: 50px;
    text-align: center;
}

.izi span {
    margin: 15px 10px;
    display: none;
    font-size: 14px;
    color: #fafafa;
    line-height: 24px;
    text-align: left;
}

.itu:hover .izi {
    background: #0079c2;
    top: 80%;
    transition: all 0.5s;
}

.itu:hover h4 {
    color: #fff;
}

.itu:hover p {
    color: #fff;
}

.itu:hover span {
    color: #fff;
    display: block !important;
    transition: all 0.5s;
}

@media only screen and (max-width: 768px) {
    .itu {
        margin-bottom: 20px;
    }

    .itu:nth-child(odd) {
        margin-top: 0px;
    }

    li.itu015.itu {
        display: none;
    }

    .izi h4 {
        display: none;
    }

    li .izi {
        background: rgba(0,121,194,.8);
        top: auto;
        bottom: 0px;
        left: 10px;
    }

    .izi p {
        color: #fff;
    }

    .itu {
        width: 50%;
    }

    .itu img {
        max-width: 100%;
    }
}