.myheader {
    z-index: 1;
    width: 100%;
    /*background-color: #2c53d2;*/
    background-color: #f1f1f1;
    margin-top: 80px;
    padding: 15px 15px 15px 15px;
}
h3{
    text-align:center;
}

.mycontainer {
    width: 100%;
    border: 4px solid #e9e9e9;
    height: 350px;
    padding: 0;
    overflow: auto;
}

    .mycontainer a {
        padding-left: 15px;
    }

    .mycontainer li {
        border: 2px solid #e9e9e9;
    }