:root {
    --color-lighter4: #d1dfef;
    --color-lighter3: #a3bfdf;
    --color-lighter2: #76a0d0;
    --color-lighter1: #4880c0;
    --color-main: #1b61b1;
    --color-darker1: #164e8e;
    --color-darker2: #113b6b;
    --color-darker3: #0b2747;
    --color-darker4: #061424;
}