@charset "utf-8";
/* ver. 1.0.0 */
* {
    box-sizing: border-box;
}
body {
    width: 100%;
    margin: 0;
    font-size: 16px;
}
.wrapper {
    width: 75%;
    max-width: 780px;
    padding: 0 1em;
}
h1 {
    margin: 1em 0 0;
    padding: 1em;
    font-size: 16px;
}
h1 span {
    font-size: 22px;
}
h2 {
    margin: 0;
}
.set-color-wrap {
    margin: 0 0 1em;
}
.set-color-wrap label {
    display: block;
    width: 300px;
    margin: 0.5em 0.5em 0.75em;
}
#set-increase-lightness {
    margin-right: 0.5em;
    margin-left: 0.25em;
    padding: 0.25em;
    font-size: 18px;
}
#set-base-color {
    inline-size: 120px;
    block-size: 48px;
    margin-right: 1em;
}
#create-gradation {
    inline-size: 60px;
    block-size: 32px;
    margin-left: 0.1em;
}
#palette-wrap {
    min-height: 50vh;
}
.palette-header-wrap {
    display: flex;
    align-items: center;
    margin-bottom: 1em;
    padding: 1em;
    border-top: 1px solid #a9a9a9;
}
.palette-header-wrap h2 {
    margin-right: 1.5em;
    font-size: 16px;
}
#export-btn {
    margin-right: 1em;
    color: #333;
    font-size: 14px;
    text-decoration: underline;
}
.palette-header-wrap label {
    margin: 0;
    color: #333;
    font-size: 14px;
    text-decoration: underline;
    cursor: pointer;
}
#import-btn {
    display: none;
}
.palette-color-types {
    padding-left: 0.5em;
    color: #333;
}
.stock-color-wrap {
    margin-bottom: 0.5em;
    padding: 0.75em 0;
    border-top: 1px dotted #a9a9a9;
}
.stock-color-wrap:first-child {
    border-top: none;
}
.stock-color-wrap label {
    margin: 0 0.5em;
    font-size: 14px;
}
.stock-color-wrap input {
    inline-size: 60px;
    block-size: 36px;
    margin-right: 0.5em;
}
.stock-color-wrap button {
    margin-left: 0.5em;
}
.footer {
    padding-top: 0.5em;
    padding-left: 1em;
    border-top: 1px solid #a9a9a9;
}
.copyright {
    font-size: 12px;
}
.copyright a {
    color: #3c7170;
}
@media (max-width: 780px) {
    .wrapper {
        width: 100%;
    }
    h1 span {
        font-size: 20px;
    }
    h1 .br {
        display: block;
        font-size: 16px;
    }
    .palette-header-wrap h2 {
        font-size: 15px;
    }
    .palette-color-types {
        font-size: 15px;
    }
    .stock-color-wrap label {
        margin: 0 0.25em;
    }
    .stock-color-wrap input {
        inline-size: 45px;
        block-size: 32px;
        margin-right: 0.25em;
    }
}