.container-style {
    margin: 0 auto;
    padding: 50px 50px 50px 50px;
    background-color: #ebebeb;
    width: 70%;
}

.col-head {
    margin: 0 20px;
}

a{
    text-decoration: none;
}

.background {
    background-image: linear-gradient(#bcc8d6, #e9ecf1);
}