article.section {
    display: flex;
    justify-content: space-between;
    gap: 10px;
}

.left-part {
    flex: 1 0 50%;
}

.right-part {
    flex: 0 1 50%;
}

.right-part img{
    max-width: 100%;
}
@media (max-width: 768px){
    .right-part {
        display: none;
    }
}
.section-title {
    font-size: 20px;
    font-family: "Open Sans", Helvetica, Arial, sans-serif;
    color: #1D1D1D;
    font-weight: bold;
    line-height: 1.835;
    text-align: left;
}
.section-content{
    font-size: 16px;
    font-family: "Open Sans", Helvetica, Arial, sans-serif;
    color: #1c262b;
    line-height: 1.5;
    text-align: left;
}
.section-text{
    margin: 15px 0;
}
.send-button {
    display: block;
    padding: 9px 39px;
    font-family: "Open Sans", Helvetica, Arial, sans-serif;
    font-size: 16px;
    margin: 15px 0;
    text-align: center;
    background-color: #1976d2;
    border-color: #1976d2;
    color: #ffffff;
    border-radius: 3px;
    width: 250px;
    line-height: 18px;
    font-weight: normal;
    text-transform: none;
    text-decoration: none;
    overflow: hidden;
    transition: background-color 0.3s ease;
    -moz-transition: background-color 0.3s ease;
    -ms-transition: background-color 0.3s ease;
    -o-transition: background-color 0.3s ease;
    -webkit-transition: background-color 0.3s ease;
}
.send-button:hover{
    background-color: #2585e5;
    border-color: #2585e5;
    color: #ffffff;
    outline: none;
}
.teaser-block {
    display: flex;
    justify-content: space-between;
    margin: 30px 0;
}
.teaser{
    width: 30%;
    border: 1px solid #eee;
    background: #fff;
    -webkit-transition: box-shadow ease-out .2s, border ease-out .2s;
    -moz-transition: box-shadow ease-out .2s, border ease-out .2s;
    -o-transition: box-shadow ease-out .2s, border ease-out .2s;
    transition: box-shadow ease-out .2s, border ease-out .2s;
    text-align: center;
    overflow: hidden;
    box-sizing: border-box;
    -moz-box-sizing: border-box;
    -o-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    white-space: normal;
    padding: 20px 19px 26px 20px;
}
.teaser:hover{
    border-color: #fff;
    box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.15);
}
.teaser-caption{
    font-size: 18px;
    font-family: "Open Sans", Helvetica, Arial, sans-serif;
    color: #1D1D1D;
    font-weight: bold;
    line-height: 2.039;
    text-align: center;
}
.teaser-text {
    font-size: 16px;
    font-family: "Open Sans", Helvetica, Arial, sans-serif;
    color: #1c262b;
    line-height: 1.5;
    text-align: center;
}
.teaser img{
    max-width: 100%;
}
.contact-email {
    padding: 20px 0px;
}
.contact-email a, .contact-phone a{
    color: #1c262b;
}
@media screen and (min-width: 480px) and (max-width: 1279px){
    .teaser {
        width: 33%;
    }
}
@media screen and (max-width: 480px){
    .section-title{
        text-align: center;
    }
    .section-content{
        text-align: center;
    }
    .send-button {
        margin: 0 auto;
    }
    .teaser-block {
        display: block;
    }
    .teaser {
        width: 100%;
    }
    .form-buttons {
        display: block!important;
    }
}