styles.css

html, body {
    background-color: rgb(0, 20, 40);
    color: rgb(210, 230, 250);
    margin: 0;
    font-family:'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
}

.title {
    color: rgb(1, 1, 61);
    background-color: rgb(210, 234, 255);
    text-align: center;
    margin: 40px auto;
    border: solid;
    padding: 40px;
    width: 300px;
    border-radius: 40px;
    box-shadow: 2px 2px 2px rgb(209, 224, 253);

}

p {
    margin:  20px 90px;
    line-height: 35px;
    padding-bottom: 30px;
}

.head {
    margin: 20px 70px;
    border-bottom: solid;
    padding-bottom: 10px;
}

.menu {
    display: flex;
    justify-content: space-evenly;
    margin-bottom: 20px;
}

.main, .menu-item {
    background-color: rgb(0, 30, 110);
    color: rgb(210, 230, 250);
    padding: 30px;
    flex-grow: 1;
    text-align: center;
    text-decoration: none;
}

.main {
    background-color: rgb(0, 20, 40);
}

.menu-item:hover {
    background-color: rgb(10, 40, 140);
}

.menu-item:active {
    background-color: rgb(10, 70, 190);
}

/* --------- log-in styles ------------- */

.log-in {
    display: flex;
    justify-content: center;
    flex-direction: column;
    margin: auto;
    width: 300px;
}

 .log-in-element {
    justify-content: center;
 }

 h2 {
    margin-bottom: 10px;
 }

 input {
    margin-bottom: 5px;
    width: 300px;
    height: 25px;
    border-radius: 10px;
    padding: 1px 10px;
 }

button {
    margin-top: 30px;
    height: 33px;
    width: 125px;
    padding: 7px 30px;
    border-radius: 10px;
    background-color: rgb(144, 163, 255);
    border: solid;
    margin-bottom: 70px;
}

button:hover {
    background-color: rgb(121, 142, 250);
}

button:active {
    background-color: rgb(99, 125, 252);
}

/*------------ main page styles -------------*/

.search {
    text-align: center;
    padding: 40px 70px;
    border-bottom: solid;
    border-top: solid;
}

.search-button {
    width: 60px;
    padding:5px;
}

/*------------- post styles -----------------*/

.im {
    display: flex;
    align-items: center;
    justify-content: center;
    border: dotted;
    height: 200px;
    width: 200px;
    margin: 30px auto;
    border-radius: 40px;
    border-width: 4px;
    font-weight:900;
    font-size: 40px;
}

.im:hover {
    background-color: rgb(0, 52, 101);
}

.newPost {
    display: flex;
    flex-direction: column;
    background-color: black;
    justify-content: center;
    height: 500px;
    width: 700px;
    margin: auto;
    border: double;
    border-radius: 40px;
    border-width: 10px;
    margin-bottom: 70px;
}

.postName {
    margin-bottom: 10px;
    font-size: 30px;
    padding-bottom: 0;
}

img {
    height: 300px;
    width: 500px;
    margin: 20px auto;
    border-radius: 20px;
    box-shadow: 3px 3px 3px rgb(196, 196, 196);
}