.partner{
    width: 900px;
    margin: auto;
    margin-top: 40px;
    margin-bottom: 40px;
    font-size: 0px;
}

.partner h2{
    font-size: 30px;
    margin-bottom: 35px;
    margin-top: 0px;
}

.partner-desk-title{
    font-size: 14px;
    color: #666;
    line-height: 27px;
    box-sizing: border-box;
    padding-right: 15px;
    margin-bottom: 70px;
}

.list-partner{
    position: relative;
}

.list-partner:after{
    content: "";
    display: block;
    clear: both;
}

.items-partner{
    float: left;
    width: 20%;
}

.items-partner-content{
    height: 80px;
    background-position: center;
    background-size: cover;
    background-repeat: no-repeat;
    margin-bottom: 30px;
}

@media only screen and (max-width: 768px){
  
    .partner {
        padding-top: 20px;
        width: 100%;
    }
    
    .partner h2 {
        padding: 0px 25px;
        box-sizing: border-box;
        font-size: 18px;
    }
    
    .partner-desk-title {
        width: 100%;
        padding: 0px 25px;
        margin-right: 0px;
        margin-bottom: 40px;
    }
    
    .list-partner{
        padding: 0px 25px;
    }
    
    .items-partner {
        width: 50%;
    }
    
    .items-partner-content{
        margin-bottom: 40px;
        background-size: 80%;
    }
    
}