:root {
    --theme-color: #f53e2d;
    --theme-color-light: #ff6433;
    --theme-color-gradient: linear-gradient(#f53e2d, #ff6433);
    --bg-color-light: #fff;
    --bg-color-blur: #f5f5f5;
    --bg-color-bold: #000;
    --bg-color-sale-off: rgba(255, 212, 36, 0.9);
    --text-color-normal: #333;
    --text-color-bold: #000;
    --text-color-blur: #7c7a77;
    --text-color-bright: #fff;
    --text-color-highlight: #ee4d2d;
    --border-color-blur: rgba(0, 0, 0, 0.05);
    --border-color-footer: rgba(0, 0, 0, 0.1);
    --border-color-highlight: #ee4d2d;
}

* {
    box-sizing: inherit;
}

html {
    font-family: 'Roboto', sans-serif;
    font-size: 62.5%;
    line-height: 1.6rem;
    box-sizing: border-box;
}

/* Common */
.pull-right {
    float: right;
}

.btn {
    display: block;
    padding: 0;
    color: var(--text-color-normal);
    font-size: 1.4rem;
    font-weight: 400;
    text-decoration: none;
    cursor: pointer;
}

.btn:hover {
    color: var(--text-color-highlight);
    background-color: rgba(0, 0, 0, .06);
}

.border {
    border: 1px solid var(--border-color);
    border-radius: 2px;
}

/* Header Common */
.popover {
    background-color: var(--bg-color-light);
    visibility: hidden;
    transform: scale(0);
    opacity: 0;
    transition: all 0.3s ease;
    will-change: transform, opacity;
}

.popover::before {
    content: "";
    display: block;
    position: absolute;
    top: -22px;
    border-width: 12px 16px;
    border-style: solid;
    border-color: transparent transparent var(--bg-color-light) transparent;
}

.popover::after {
    content: "";
    display: block;
    position: absolute;
    top: -16px;
    height: 16px;
}

/* Content Common */
.content__section {
    margin-top: 20px;
    background-color: var(--bg-color-light);
}

.content__header-section {
    display: flex;
    height: 60px;
    padding: 0 20px;
    font-size: 1.7rem;
    font-weight: 400;
    align-items: center;
}

.content__slider-arrow {
    position: absolute;
    top: 50%;
    display: none;
    width: 35px;
    height: 60px;
    background-color: rgba(0, 0, 0, 0.18);
    justify-content: center;
    align-items: center;
    transform: translateY(-50%);
    cursor: pointer;
}

.content__slider-arrow:hover {
    background-color: rgba(0, 0, 0, 0.32);
}

.content__slider-arrow--pre {
    left: 0;
}

.content__slider-arrow--next {
    right: 0;
}

.content__slider-arrow-icon {
    color: var(--text-color-bright);
    font-size: 2.0rem;
}

.content__slider-btn-section {
    position: absolute;
    bottom: 14px;
    left: 0;
    display: flex;
    width: 100%;
    justify-content: center;
    flex-wrap: nowrap;
}

.content__slider-btn {
    width: 10px;
    height: 10px;
    margin-left: 8px;
    border: 1px solid var(--border-color-blur);
    border-radius: 50%;
    background-color: var(--bg-color-light);
    opacity: 0.5;
    cursor: pointer;
}

.content__slider-btn:first-child {
    margin: 0;
}

.content__slider-btn--selected {
    opacity: 1;
    background-color: var(--theme-color);
}

.content__arrow {
    position: absolute;
    top: 50%;
    width: 25px;
    background-color: var(--bg-color-light);
    border-radius: 50%;
    box-shadow: 0 0px 14px -6px #000;
    transition: transform 0.05s linear;
    cursor: pointer;
}

.content__left-arrow {
    display: none;
    left: 0;
    transform: translateY(-50%) translateX(-50%);
}

.content__right-arrow {
    display: block;
    right: 0;
    transform: translateY(-50%) translateX(50%);
}

.content__left-arrow:hover {
    transform: translateY(-50%) translateX(-50%) scale(1.5);
}

.content__right-arrow:hover {
    transform: translateY(-50%) translateX(50%) scale(1.5);
}

.content__arrow-icon {
    display: flex;
    color: var(--text-color-normal);
}

.content__arrow-icon::before {
    line-height: 25px;
    font-size: 1.0rem;
    margin: auto;
}

/* Footer Common */
.footer__content-section {
    padding: 42px 0 38px 0;
}

.footer__heading-section {
    text-transform: uppercase;
    font-weight: 600;
}

.footer__heading-section--main {
    padding-top: 18px;
    font-size: 1.4rem;
}

.footer__heading-section--small {
    font-size: 1.2rem;
}