.packet {
    width: 300px;
    height: 320px;
    -webkit-box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    -moz-box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    position: relative;
    margin-right: 30px;
    margin-bottom: 20px;
}

.packet-center {
    width: 300px;
    height: 350px;
    -webkit-box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    -moz-box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    box-shadow: 0px 0px 33px 0px rgba(0, 0, 0, 0.33);
    position: relative;
    margin: auto;
}

.packet-head {
    height: 70px;
    width: 100%;
    text-align: center;
    line-height: 70px;
    font-size: 27px;
    text-decoration: underline
}

.packet-price {
    text-align: center;
    padding-top: 30px;
    font-size: 27px;
    font-weight: 600;
}

.packet-payment {
    text-align: center;
    font-size: 15px;
    font-weight: 600;
    padding-top: 5px;
}

.packet-payment-text {
    position: absolute;
    bottom: 30px;
    text-align: center;
    width: 100%;
    font-size: 14px;
    line-height: 20px;
}

.padding-mail {
    margin-left: 3%;
    padding-bottom: 20px;
    display: flex;
    flex-wrap: wrap;
}

.packet-display {
    display: flex;
    margin-top: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.packet-display .packet {
    margin-left: 15px;
    margin-right: 15px;
    margin-top: 40px;
}