mainpage/style/index.css

body {
    background: #191c2e;
}

main {
    position: absolute;
    padding: 0;
    margin-left: 32px;
    margin-right: 32px;
    margin-top: 86px;
    width: calc(100% - 86px);
    height: calc(100% - 150px);
    border: 4px solid #690455;
    border-radius: 12px;
}

.content {
    margin: 12px;
    height: calc(100% - 48px);
    width: calc(100% - 24px);
}

#content-boxes {
    columns: 3;
    height: 100%;
    display: flex;
    list-style: none;
}

.content-box {
    background: #21253c;
    border: 4px solid #690455;
    border-radius: 12px;
    margin-right: 32px;
    width: calc(100% / 3);
    height: auto;
    position: relative;
    display: inline-block;
    padding: 16px;
}

.content-box-heading {
    font-family: Roboto;
    font-weight: bold;
    font-size: 24px;
    color: #FFFFFF;
    text-align: center;
    width: 100%;
}

.content-box-data {
    font-family: Roboto;
    font-size: 18px;
    color: #FFFFFF;
    text-align: center;
    width: 100%;
}

.content-box-data ul {
    margin: 0;
    padding: 0;
    list-style: none;
}