* {
    box-sizing: border-box;
    margin: 0px;
    padding: 0px;
}

html {
    min-height: 100%;
}

#wrapper {
    max-width: 867px;
    background: #fff;
    border: 1px solid #000;
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 22px;
    text-align: left;
    margin: 16px auto;
    overflow: hidden;
    position: relative;
    color: #181716;
}

#anzeige_div {
    padding: 10px 50px 40px;
}

#footer p {
    font-weight: 700;
}

h1 {
    font-size: 40px;
    margin: 0 0 16px -20px;
    line-height: 1.2;
}

h3 {
    font-size: 19px;
    margin: 16px 0;
    line-height: 28px;
}

p {
    margin-bottom: 16px;
}

p:last-child {
    margin-bottom: 0px;
}

a {
    color: #181716;
    text-decoration: none;
}

img {
    max-width: 100%;
}

ul {
    margin: 0 0 0 16px;
    list-style: none;
}

ul li {
    padding-left: 20px;
    background: url("iconli.png") no-repeat left 8px;
    margin-bottom: 10px;
}

hr {
    border: none;
    height: 10px;
    width: 100%;
    display: block;
    margin: 10px 0;
    background: linear-gradient(90deg, rgba(41, 0, 237, 1) 0%, rgba(170, 67, 80, 1) 50%, rgba(255, 109, 0, 1) 100%);
}

.margin-bottom {
    margin-bottom: 0 !important;
}

h2 {
    font-size: 34px;
    line-height: 1.2;
    font-weight: 400;
}

.button {
    background: #fff;
    border: 1px solid #2900ed;
    width: 210px;
    height: 40px;
    line-height: 40px;
    display: block;
    margin: 20px 0;
    color: #2900ed !important;
    text-align: center;
}

ins {
    text-decoration-color: #2900ed !important;
}

.button:hover {
    background: #2900ed;
    color: #fff !important;
}

#header {
    padding: 10px 27px 0;
}

@media screen and (max-width: 866px) {
    #wrapper {
        width: 100%;
        border: none;
        margin: 0px;
    }

    br {
        display: none;
    }

    #footer br {
        display: block;
    }
}

@media screen and (max-width: 730px) {
    #header {
        padding: 10px 20px 0;
    }

    h1 {
        margin-left: 0;
        font-size: 29px;
    }

    #anzeige_div {
        padding: 20px;
    }
}