body, html {
    margin:0;
    font-family:arial;
    background: #f2f4fa;
    width:100%;
    height:100%;
}

/* Шапка */
.head {
    background: rgb(11 36 89);
    color: #fff;
     display: flex;
    justify-content: space-between;
    align-items: center;
}
.head img {
    width: 35px;
    padding:10px;
}
.logo {
    display: flex;
    align-items: center;
}

/* Меню */
nav ul {
    list-style: none; 
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
}
nav a {
    text-decoration: none;
    /*transition: .5s linear;*/
    padding: 1em;
    display: block;
    color: #fff;
    /*border-right: 1px solid #fff;*/
}
nav a:hover {
    background: #243f77;
}

/* Страница */
.contain {
    background: #fff;
    max-width: 1100px;
    margin: 20px auto;
    padding: 10px 30px;
    box-shadow: rgba(0, 0, 0, 0.24) 0px 3px 8px;
}

/* Форма */
.input-form {
    background: #2d53a3;
    width: 250px;
    display: flex;
    flex-direction: column;
    padding: 30px 0;
    box-shadow: rgb(0 0 0 / 89%) 0px 3px 20px 2px;
    border-radius: 12px;
    align-items: center;
}
.input-form input, .input-form button {
    border: none;
    border-radius: 30px;
    height: 30px;
    margin: 10px 0;
    text-align: center;
    width:150px;
}
.input-form button {
    width:154px;
}
.hover {
    position: absolute;
    top: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #092a7b42;
}