@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-ExtraLight.otf") format("opentype");
    font-weight: 200;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Light.otf") format("opentype");
    font-weight: 300;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Normal.otf") format("opentype");
    font-weight: 350;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Regular.otf") format("opentype");
    font-weight: 400;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Medium.otf") format("opentype");
    font-weight: 500;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Bold.otf") format("opentype");
    font-weight: 700;
    font-style: normal;
}
@font-face {
    font-family: "SourceHanSansJP";
    src: url("https://demo10.test4-demosite.com/science-diet/senior-dog/font/SourceHanSansJP-Heavy.otf") format("opentype");
    font-weight: 900;
    font-style: normal;
}
/* ---------------------------------------------
*   Custom Properties
--------------------------------------------- */
:root {
    --design-width: 1366;
    --contents-width: 1116;
    --contents-side-padding: 125;
    --minwidth: calc(var(--contents-width) + var(--contents-side-padding) * 2);
    --fixed-header-height: 80;
    --root-fz: 16;
    --line-height: 1.5;
    --hover-opacity-ratio: 0.7;
    --hover-duration: .3s;
    --color-base-1: #34363b;
    --color-base-1-rgb: 52, 54, 59;
    --color-black-1: #000;
    --color-black-1-rgb: 0, 0, 0;
    --color-black-2: #111;
    --color-black-2-rgb: 17, 17, 17;
    --color-white-1: #fff;
    --color-white-1-rgb: 255, 255, 255;
    --color-white-2: #fefefe;
    --color-white-2-rgb: 254, 254, 254;
    --color-main-1: #0054A4;
    --color-main-1-rgb: 0, 84, 164;
    --color-sub-1: #C4132A;
    --color-sub-1-rgb: 196, 19, 42;
    --color-txt-1: #b1cae4;
    --color-txt-1-rgb: 177, 202, 228;
    --color-txt-2: #231815;
    --color-txt-2-rgb: 35, 24, 21;
    --color-txt-3: #ffe300;
    --color-txt-3-rgb: 255, 227, 0;
    --color-bd-1: #ffe300;
    --color-bd-1-rgb: 255, 227, 0;
    --color-bd-2: #99bbdb;
    --color-bd-2-rgb: 153, 187, 219;
    --color-tab-1: #e8eff7;
    --color-tab-1-rgb: 232, 239, 247;
    --color-tab-2: #0054a4;
    --color-tab-2-rgb: 0, 84, 164;
    --color-shadow-1: #4c87bf;
    --color-shadow-1-rgb: 76, 135, 191;
    --color-shadow-2: #040000;
    --color-shadow-2-rgb: 4, 0, 0;
    --color-gd-1-1: #4c87bf;
    --color-gd-1-1-rgb: 76, 135, 191;
    --color-gd-1-2: #0054a4;
    --color-gd-1-2-rgb: 0, 84, 164;
    --color-label-1: #d9e5f1;
    --color-label-1-rgb: 217, 229, 241;
    --color-slide-ttl-1: #bb308f;
    --color-slide-ttl-1-rgb: 187, 48, 143;
    --color-slide-ttl-2: #db72aa;
    --color-slide-ttl-2-rgb: 219, 114, 170;
    --color-slide-ttl-3: #0054a4;
    --color-slide-ttl-3-rgb: 0, 84, 164;
    --color-slide-ttl-4: #e68423;
    --color-slide-ttl-4-rgb: 230, 132, 35;
    --color-slide-ttl-5: #894295;
    --color-slide-ttl-5-rgb: 137, 66, 149;
    --color-slide-ttl-6: #b92035;
    --color-slide-ttl-6-rgb: 185, 32, 53;
    --ff-root: "SourceHanSansJP", sans-serif;
    --ff-montserrat: "Montserrat", sans-serif;
}
@media screen and (max-width: 780px) {
    :root {
        --design-width: 390;
        --contents-width: 320;
        --contents-side-padding: 35;
        --minwidth: 320;
        --fixed-header-height: 60;
        --root-fz: 16;
        --line-height: 1.5;
    }
}

/* ---------------------------------------------
*   Universal selector
--------------------------------------------- */
*, *::before, *::after {
    box-sizing: border-box;
}

/* ---------------------------------------------
*   html, body
--------------------------------------------- */
html,
body {
    color: var(--color-base-1);
    font-size: calc(var(--root-fz) * 1px);
    font-family: var(--ff-root);
    -webkit-text-size-adjust: 100%;
    font-feature-settings: "palt" 1;
}
@media screen and (max-width: 780px) {
    html,
    body {
        font-size: calc(var(--root-fz) / var(--design-width) * 100vw);
    }
}

body {
    line-height: var(--line-height);
}

/* ---------------------------------------------
*   <a> tag
--------------------------------------------- */
a {
    color: inherit;
    text-decoration: none;
    cursor: pointer;
}

/* ---------------------------------------------
*   <img> tag
--------------------------------------------- */
img {
    max-width: 100%;
    height: auto;
    vertical-align: bottom;
}

/* ---------------------------------------------
*   <hr> tag as anchor target
--------------------------------------------- */
hr[id^=anchor-] {
    display: block;
    width: auto;
    height: 0;
    padding: calc(var(--fixed-header-height) * 1px) 0 0 0;
    border: 0;
    margin: calc(var(--fixed-header-height) * -1px) 0 0 0;
    background: 0;
    pointer-events: none;
}

.montserrat {
    font-family: var(--ff-montserrat);
}