html,body {
    margin: 0;
    padding: 0;
}
.img {
    width: 100%;
    margin: 10px 0 0;
    border-top: 1px solid #ddd;
    padding-top: 10px;
}
.img:first-child {
    border-top: 0;
    padding-top: 0;
}
.linkbtn {
    -webkit-appearance: none;
    border: 0;
    box-sizing: content-box;
    outline: none;
    cursor: pointer;
    -webkit-border-radius: 3px;
    border-radius: 3px;
    display: block;
    height: 42px;
    line-height: 42px;
    width: 80%;
    margin: 23px auto;
    background-color: #4aa7f5;
    color: #fff;
    font-size: 15px;
    padding: 0;
    text-align: center;
    text-decoration: none;
}