:root
{
    --var-size-001: 50px;
    --var-color-001: red;
}

*
{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Noto Sans, serif;
}

.header
{
    display: flex;
    position: sticky;
    width: 100vw;
    background-color: rgb(227, 222, 222);
    padding: 12px;
    box-shadow: 1px 8px 13px 2px rgba(0, 0, 0, 0.224);
}

.header-con
{
    display: flex;
    align-items: center;
    margin: 0 auto;
}

.btn-out
{
    text-decoration: none;
    transform: translateY(25%);
    font-weight: bold;
    color: rgb(229, 46, 46);
    transition: all .2s ease-in-out;
}

.btn-out:hover
{
    color: rgb(36, 146, 215);
    font-size: 18px;
}

.mask
{
    width:var(--var-size-001); height:var(--var-size-001);
    border-radius: 30px;
    overflow: hidden;
    margin: 0px 10px 0px 0px;
    box-shadow: 0px 0px 10px 8px rgba(28, 28, 28, 0.155);
}

.con-img
{
    position: relative;
    right: 60%;
    width: 100px;
    border-radius:50px ;
}
.header-con span
{
    font-size: 200%;
    font-weight:500;
    letter-spacing: 1.0px;
    color: rgb(106, 106, 107);
}

.link-home
{
    text-decoration: none;
    color: inherit;
    font-size: 24px;
    font-weight: 500;
    transition: all .3s ease-in;
}

.link-home:hover
{
    color: rgb(94, 94, 94);
    font-size: 27px;
    font-weight: 700;
    letter-spacing: .3px;
}