SOURCE

<div>
    <div class="ljgm">
        <div class="jeBtn">90 元 / 月</div>
        <div class="gmBtn"> 立即购买 </div>
    </div>
</div>

 .ljgm {
    width: 400px;
    border-radius: 500px;
    height: 50px;
    line-height: 50px;
    display: flex;
    justify-content: space-between;
    color: #ffffff;
    position: absolute;
    top: 40%;
    left: 40%;
}

.jeBtn {
    background-color: #ffbb76;
    padding: 0 10px;
    width: 60%;
    border-radius: 500px 0 500px 500px;
    z-index: 10;
    padding-left: 20px;
}

.ljgm::before {
    content: "";
    width: 50px;
    height: 50px;
    background-color: #ffbb76;
    position: absolute;
    top: 0;
    right: 110px;
}

.gmBtn {
    background-image: radial-gradient(circle at top left, #ffaa54 0px, #CD69C9 230px);
    padding: 0 10px;
    width: 40%;
    text-align: center;
    border-radius: 500px 500px 500px 0px;
    z-index: 10;
    font-weight: 700;
}

.ljgm::after {
    content: "";
    width: 50px;
    height: 50px;
    background-color: #f79f68;
    position: absolute;
    top: 0;
    left: 190px;
}