.login-form{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;background-color:#f0f0f0}.login-form__title{font-size:24px;font-weight:700;margin-bottom:20px;font-family:Roboto,sans-serif}.login-form__form{position:relative;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px}.login-form__form-inputs,.login-form__form-buttons{display:flex;gap:10px}.login-form__form-buttons{margin:20px 0}.login-form__form-input-container{position:relative}.login-form__form-error-message{position:absolute;top:100%;left:0;width:100%;color:red;font-size:14px;font-weight:700;font-family:Roboto,sans-serif;text-align:center}.login-form__form-inputs+.login-form__form-error-message{left:unset}.main-page{display:flex;flex-direction:column;align-items:center;height:100vh;background-color:#f0f0f0}.main-page__user-list{display:flex;flex-direction:column;gap:10px}.main-page__user-buttons{display:flex;gap:10px}.chat__header{display:flex;justify-content:space-between;align-items:center;padding:10px;border-bottom:1px solid #ccc}.chat__header-title{font-size:24px;font-weight:700}.chat__header-back-button{font-size:16px;font-weight:700}.chat__header-input{display:flex;gap:10px}.chat__header-input-field{width:100%}.chat__header-send-button{font-size:16px;font-weight:700}.chat__messages-list{display:flex;flex-direction:column}.chat__messages-list-item{display:flex;flex-direction:column;gap:5px;padding-bottom:10px;border-bottom:1px solid #ccc}.chat__messages-list-item-user{font-size:16px;font-weight:700}.chat__messages-list-item-text{font-size:16px}.chat__messages-list-item-time{font-size:12px;color:#a76565}body{margin:0;padding:0;box-sizing:border-box}