body {
    margin: 0;
    padding: 0;
    background-color: white;
    font-family: sans-serif;
    font-size: 16px;
    line-height: 1.5;
    color: black;
}
a:hover {
    color: #ff6347;
}

.responsive-image {
    max-width: 100%;
    height: auto;
}

img.projecteuler {
    box-shadow: 0;
    transition: box-shadow 0.5s ease-out;
}
img.projecteuler:hover {
    box-shadow: 0 0 1em #000000;
}

.container {
    margin-left: auto;
    margin-right: auto;
    padding-left: 15px;
    padding-right: 15px;
}
@media (min-width: 992px) {
    .container {
        width: 970px;
    }
}
.row {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
}

.darkgroup {
    background-color: #eee;
    padding-top: 1px;
    margin-top: 20px;
    padding-bottom: 30px;
}
.lightgroup {
    margin-top: 20px;
    padding-bottom: 30px;
}

#dhead {
    margin-top: 36px;
}
#dpic {
    grid-column: span 6;
    text-align: right;
}
#ddesc {
    padding-top: 40px;
    padding-left: 20px;
    grid-column: span 6;
}
@media (max-width: 991px) {
    #dpic {
        grid-column: span 12;
        text-align: center;
    }
    #ddesc {
        grid-column: span 12;
        padding-top: 20px;
        text-align: center;
    }
}
h1 {
    font-size: 34px;
    font-weight: normal;
    padding: 0;
    margin: 0;
}
h2 {
    font-weight: normal;
    font-style: italic;
    color: #385d24;
    font-size: 18px;
    padding: 0;
    margin: 5px 0 10px 0;
}
@media (min-width: 992px) {
    h2 {
        max-width: 300px;
    }
}
#dpic img {
    width: 240px;
    height: 240px;
    border-radius: 120px;
}
.iico {
    width: 40px;
    height: 40px;
}
.img-bg {
    display: block;
    max-width: 100%;
    height: auto;
}
hr {
    height: 1px;
    background-image: -webkit-linear-gradient(left, rgba(0,0,0,0), rgba(0,0,0,0.75), rgba(0,0,0,0));
    background-image:    -moz-linear-gradient(left, rgba(0,0,0,0), rgba(0,0,0,0.75), rgba(0,0,0,0));
    background-image:     -ms-linear-gradient(left, rgba(0,0,0,0), rgba(0,0,0,0.75), rgba(0,0,0,0));
    background-image:      -o-linear-gradient(left, rgba(0,0,0,0), rgba(0,0,0,0.75), rgba(0,0,0,0));
    padding: 0;
    margin: 20px 0px 20px 0px;
    border: 0;
}
.ico {
    grid-column: span 1;
    vertical-align: top;
    border-left: 2px solid #385d24;
    position: relative;
}
.ico img {
    border-radius: 5px;
    width: 100%;
    max-width: 80px;
    margin-left: 10px;
}
.desc {
    grid-column: span 10;
    vertical-align: top;
    font-size: 17px;
    padding-left: 20px;
    padding-bottom: 20px;
}
.entry-dot {
    position: absolute;
    top: 5px;
    left: -6px;
    width: 8px;
    height: 8px;
    border-radius: 10px;
    background-color: #385d24;
    border: 1px solid white;
}
.timespan {
    grid-column: span 1;
    font-size: 14px;
    text-align: right;
    padding-right: 5px;
    color: #385d24;
}
.ctitle {
    font-size: 36px;
    margin-bottom: 20px;
    margin-top: 40px;
}

@media (prefers-color-scheme: dark) {
    body {
        background-color: #262a33;
        color: white;
    }
    a {
        color: #00ffff;
    }
    .darkgroup {
        background-color: #2f3441;
        color: white;
        a {
            color: #32cd32;
        }
        a:hover {
            color: #ff6347;
        }
    }
    h1, h2, .timespan, .desc {
        color: white;
    }
    .ico {
        border-left: 2px solid #32cd32;
    }
    .entry-dot {
        background-color: #32cd32;
    }
    .iico {
        filter: invert(100%);
    }
    .img-bg {
        background-color: white;
        padding: 1px;
        border-radius: 2px;
    }
    .responsive-image {
        background-color: white;
        padding: 1px;
        border-radius: 2px;
    }
    img.projecteuler:hover {
        box-shadow: 0 0 1em #ffffff;
    }
    hr {
        background-image: linear-gradient(to right, rgba(255,255,255,0), rgba(255,255,255,0.75), rgba(255,255,255,0));
    }
}