* {
    box-sizing: border-box;
}

body {
    display: flex;
    justify-content: space-around;
    font-family: Arial, sans-serif;
    padding: 20px;
}

h2 {
    text-align: center;
    margin-bottom: 10px;
}

.layout {
    border: 2px solid #000;
    width: 300px;
    height: 350px;
    display: grid;
    gap: 7px;
    padding: 10px;
}

.box {
    border: 1px solid rgba(0, 0, 0, 0.192);
    background-color: #e0e0e0;
    box-shadow: inset 4px 4px 10px #bcbcbc, inset -4px -4px 10px #ffffff;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
}

.box:hover {
    box-shadow: inset 2px 2px 5px #bcbcbc, inset -2px -2px 5px #ffffff, 2px 2px 5px #bcbcbc, -2px -2px 5px #ffffff;
}

.layout1 {
    grid-template-rows: 50px 40px 1fr 50px;
    grid-template-columns: 70px 1fr;
    grid-template-areas:
        "header header"
        "sidebar top"
        "sidebar content"
        "sidebar footer";
}

.layout1 .header {
    grid-area: header;
}

.layout1 .sidebar {
    grid-area: sidebar;
}

.layout1 .top {
    grid-area: top;
}

.layout1 .content {
    grid-area: content;
}

.layout1 .footer {
    grid-area: footer;
}

.layout2 {
    grid-template-rows: 50px 1fr 50px;
    grid-template-columns: 1fr 1fr 70px;
    grid-template-areas:
        "header header sidebar"
        "main1 main2 sidebar"
        "footer footer footer";
}

.layout2 .header {
    grid-area: header;
}

.layout2 .sidebar {
    grid-area: sidebar;
}

.layout2 .main1 {
    grid-area: main1;
}

.layout2 .main2 {
    grid-area: main2;
}

.layout2 .footer {
    grid-area: footer;
}

.layout3 {
    padding: 10px;
    gap: 7px;
    grid-template-rows: 50px 40px 1fr 50px;
    grid-template-columns: 50px 1fr 50px;
    grid-template-areas:
        "circle header header"
        "bar bar bar"
        "main1 main2 main2"
        "footer footer circle2";
}

.layout3 .circle {
    grid-area: circle;
    border-radius: 50%;
    width: 60px;
    height: 60px;
    align-self: center;
    justify-self: center;
}

.layout3 .circle2 {
    grid-area: circle2;
    border-radius: 50%;
}

.layout3 .header {
    grid-area: header;
}

.layout3 .bar {
    grid-area: bar;
}

.layout3 .main1 {
    grid-area: main1;
}

.layout3 .main2 {
    grid-area: main2;
}

.layout3 .footer {
    grid-area: footer;

}