html, body {
    height: 100%;
    margin: 0;
}

body {
    font-family: "Roboto", sans-serif;
    background-color: #f1f8f4; 
    color: #1f3d2b;
    margin: 0;
    padding: 0;
    display: grid;
    grid-template-columns: 3fr 1fr;
    grid-template-rows: auto auto 1fr auto;
    grid-template-areas:
        "header header"
        "nav nav"
        "main aside"
}

header {
    background-color: #2e7d32;
    color: white;
    padding: 20px;
    text-align: center;
    grid-area: header;
}

.navigacija {
    background-color: #388e3c;
    grid-area: nav;
}

.navigacija ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}

.navigacija li {
    margin: 0 15px;
}

.navigacija a {
    color: white;
    text-decoration: none;
    font-weight: bold;
    padding: 10px;
    display: inline-block;
}

.navigacija a:hover {
    background-color: #2e7d32;
    border-radius: 5px;
}

main {
    padding: 20px;
    grid-area: main;
}

section {
    background-color: white;
    padding: 15px;
    margin-bottom: 20px;
    border-left: 5px solid #66bb6a;
}

h1 {
    margin: 0;
}

h2 {
    color: #2e7d32;
}

h3 {
    color: #388e3c;
}

p {
    line-height: 1.6;
}

a {
    color: #1b5e20;
}

a:hover {
    color: #66bb6a;
}

aside {
    padding: 20px;
    text-align: center;
    border-color: #66bb6a;
    grid-area: aside;
}

aside img {
    border-radius: 10px;
    max-width: 100%; 
    height: auto;
}
input[type="email"] {
    padding: 8px;
    width: 250px;
    margin-right: 10px;
    margin-top: 10px
}

input[type="submit"] {
    margin: 10px;
    padding: 8px 15px;
    background-color: #66bb6a;
    border: none;
    cursor: pointer;
}

input[type="submit"]:hover {
    background-color: #81c784;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
    background-color: white;
}

th, td {
    border: 1px solid #c8e6c9;
    padding: 12px;
    text-align: left;
}

th {
    background-color: #e8f5e9;
    color: #2e7d32;
}