.box {
    position: relative;
    max-width: 600px;
    width: 100%;
    background: #ffffff;
    box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
    margin-bottom: 20px;
}

.box-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 240px;
}

.box-footer {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 10px 10px 10px;
}

div.photo img {
    width: 146px !important;
    height: 146px;
}

.sale {
    top: 0;
    right: 0;
    position: absolute;
    background-color: #3762f0;
    color: white;
    height: 2.5rem;
    width: 2.5rem;
    font-size: 16px;
    font-weight: bold;
    text-align: center;
    vertical-align: middle;
    line-height: 2.5rem;
    transform: rotate(20deg);
    animation: beat 1s ease infinite alternate;
}

.sale:before,
.sale:after {
    content: "";
    position: absolute;
    background: inherit;
    height: inherit;
    width: inherit;
    top: 0;
    left: 0;
    z-index: -1;
    transform: rotate(30deg);
}

.sale:after {
    transform: rotate(60deg);
}

@keyframes beat {
    from {
        transform: rotate(20deg) scale(1);
    }
    to {
        transform: rotate(20deg) scale(1.1);
    }
}