.content{
    width: 90% !important;
    min-height: 500px;
    margin: 100px auto !important;
    background-color: #f3f3f3;
    border-radius: 5px;
    
}
.head-col{
    padding: 20px;
    font-size: 19px;
    border-bottom: 1px solid #ccc;
}
.content-col{
    padding: 20px;
    font-size: 19px;
}
.d_lista{
    width: 100%;
    padding: 15px 100px;
}
.content-col a{
    text-decoration: none;
    color: #555;
}

@media screen and (max-width:800px ) {
    .d_lista{
        padding: 10px 20px;
    }
}