.frame-container {
    --border-height: 10px;
    --frame-width: 50px;
    --frame-height: 30px;
    --container-size: 655px;
    --content-area-width: calc(var(--container-size) - ((var(--container-size) - var(--frame-width)) / 2 + var(--border-height)) * 2 - 50px);
    --content-area-height: calc(var(--container-size) - ((var(--container-size) - var(--frame-height)) / 2 + var(--border-height)) * 2 - 50px);
    
    position: relative;
    width: var(--container-size);
    height: var(--container-size);
}

.frame-container .frame-top,
.frame-container .frame-bottom,
.frame-container .frame-left,
.frame-container .frame-right {
    position: absolute;
    background-repeat: no-repeat;
    background-size: cover;
}

.frame-container .frame-top {
    top: calc((var(--container-size) - var(--frame-height)) / 2);
    left: 50%;
    right: 0;
    height: var(--border-height);
    clip-path: polygon(0% 0%, 100% 0%, calc(100% - var(--border-height)) 100%, var(--border-height) 100%);
    width: var(--frame-width);
    transform: translateX(-50%);
}

.frame-container .frame-bottom {
    bottom: calc((var(--container-size) - var(--frame-height)) / 2);
    left: 50%;
    right: 0;
    height: var(--border-height);
    clip-path: polygon(var(--border-height) 0%, calc(100% - var(--border-height)) 0%, 100% 100%, 0% 100%);
    width: var(--frame-width);
    transform: translateX(-50%);
}

.frame-container .frame-left {
    top: 50%;
    transform: translateY(-50%);
    left: calc((var(--container-size) - var(--frame-width)) / 2);
    bottom: 0;
    width: var(--border-height);
    clip-path: polygon(100% var(--border-height), 100% calc(100% - var(--border-height)), 0% 100%, 0% 0%);
    height: var(--frame-height);
}

.frame-container .frame-right {
    top: 50%;
    transform: translateY(-50%);
    right: calc((var(--container-size) - var(--frame-width)) / 2);
    bottom: 0;
    width: var(--border-height);
    clip-path: polygon(0% var(--border-height), 100% 0%, 100% 100%, 0% calc(100% - var(--border-height)));
    height: var(--frame-height);
}

.apto-input-area {
    margin: 2rem 0;
    display: flex;
    flex-direction: row;
    gap: 1rem;
}

.apto-input-area label {
    width: 60px;
}

.apto-input-area input[type="number"] {
    width: fit-content;
}

.apto-input-area input[type="number"]::-webkit-inner-spin-button,
.apto-input-area input[type="number"]::-webkit-outer-spin-button {
    margin: 0;
}

.number-input-container {
    width: fit-content;
    position: relative;
}

.frame-number-input {
    position: absolute;
    color: #333333;
    top: 50%;
    font-size: 18px;
    cursor: pointer;
    user-select: none;
    width: 40px;
    text-align: center;
    right: 0px;
    display: none;
}

.frame-number-input i {
    font-size: 30px;
}

.frame-number-input.plus {
    transform: translateY(-85%);
}

.frame-number-input.minus {
    transform: translateY(-15%);
}

.frame-container .content-area {
    width: var(--content-area-width);
    height: var(--content-area-height);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@media screen and (max-width: 768px) {
    .frame-number-input {
        display: block;
    }
}