.contract-image-wrap {
    position: relative;
    width: 100%;
    max-width: 600px;
    margin: 0 auto 24px;
}

.contract-image-wrap img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 10px;
}

.contract-radio {
    position: absolute;
    width: 16px;
    height: 16px;
    margin: 0;
    padding: 0;
    appearance: none;
    transform: translate(-50%, -50%);
    background: #ffffff;
    border: 2px solid #555555;
    border-radius: 50%;
    cursor: pointer;
}

.contract-radio:checked {
    background: #2196f3;
    box-shadow: inset 0 0 0 4px #ffffff;
}

#radio1 {
    top: 78.7%;
    left: 25%;
}

#radio2 {
    top: 78.7%;
    left: 38%;
}

#radio3 {
    top: 78.7%;
    left: 53.3%;
}