header {
    height: 100px;
    background: #ffffff;
}

    header .start-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        height: 100px;
    }

        header .start-header .logo {
            width: 250px;
            height: 70px;
        }

            header .start-header .logo img {
                width: 250px;
                height: 70px;
            }

.start-main {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 620px;
    padding: 60px 0 50px;
}

    .start-main .block {
        display: flex;
        flex-flow: column nowrap;
        justify-content: center;
        align-items: center;
        width: 520px;
        height: 260px;
        border-radius: 4px;
        border: 1px solid rgba(0, 0, 0, 0.1);
        background: #ffffff;
        color: #596a7b;
        font-size: 18px;
    }

        .start-main .block .reset-icon {
            width: 56px;
            height: 56px;
            margin: 0 0 30px;
        }

    .start-main .starter {
        flex-grow: 1;
        min-width: 0;
    }

        .start-main .starter img {
            width: 750px;
            height: 560px;
        }

    .start-main .form {
        width: 400px;
        height: 500px;
        padding: 34px 50px;
        background: #ffffff;
        border-radius: 4px;
        border: 1px solid rgba(0, 0, 0, 0.1);
    }

        .start-main .form.forget {
            height: 350px;
            padding: 50px 50px 20px 50px;
        }

            .start-main .form.forget .title {
                margin: 0 0 26px;
                font-size: 18px;
                color: #2681f6;
            }

        .start-main .form .tabs {
            margin: 0 0 38px;
        }

            .start-main .form .tabs .tab {
                display: inline-block;
                vertical-align: top;
                line-height: 40px;
                margin: 0 40px 0 0;
                border-bottom: 2px solid transparent;
                font-size: 18px;
                cursor: pointer;
            }

                .start-main .form .tabs .tab:last-child {
                    margin-right: 0;
                }

                .start-main .form .tabs .tab.active {
                    color: #2681f6;
                    border-bottom: 2px solid #2681f6;
                }

        .start-main .form .inputs .input {
            margin: 0 0 20px;
        }

            .start-main .form .inputs .input.code {
                display: flex;
                flex-flow: row nowrap;
                align-items: center;
            }

            .start-main .form .inputs .input input {
                width: 100%;
                height: 40px;
                padding: 12px;
                border-radius: 4px;
                border: 1px solid rgba(0, 0, 0, 0.1);
                font-size: 14px;
            }

            .start-main .form .inputs .input.code input {
                flex-grow: 1;
                min-width: 0;
                border-top-right-radius: 0;
                border-bottom-right-radius: 0;
            }

            .start-main .form .inputs .input.code .code-btn {
                width: 96px;
                height: 40px;
                line-height: 40px;
                border: 1px solid rgba(0, 0, 0, 0.1);
                border-left: 1px solid transparent;
                border-top-right-radius: 4px;
                border-bottom-right-radius: 4px;
                color: #2681f6;
                font-size: 14px;
                text-align: center;
                cursor: pointer;
            }

            .start-main .form .inputs .input input:focus {
                border: 1px solid #2681f6;
            }

            .start-main .form .inputs .input.error {
                margin-bottom: 0;
            }

                .start-main .form .inputs .input.error input {
                    border: 1px solid #ff3550;
                }


        .start-main .form .error-text {
            font-size: 14px;
            color: #2681f6;
            text-align: center;
        }

        .start-main .form .inputs .tip {
            padding: 0;
            text-align: right;
        }


            .start-main .form .inputs .tip a {
                color: #9ca9b5;
                font-size: 14px;
            }

        .start-main .form .inputs .control {
            padding: 12px 0;
        }

            .start-main .form .inputs .control .submit {
                width: 100%;
                height: 40px;
                line-height: 40px;
                background: rgba(38, 129, 246, 1);
                box-shadow: 0px 6px 10px 0px rgba(21, 91, 181, 0.1);
                border-radius: 4px;
                color: #ffffff;
                opacity: 0.5;
                cursor: pointer;
            }

                .start-main .form .inputs .control .submit:hover {
                    opacity: 1;
                }

        .start-main .form .inputs .link {
            color: #999999;
            font-size: 14px;
            text-align: center;
            margin-top: 10px;
        }

            .start-main .form .inputs .link a {
                color: #2681f6;
            }

        .start-main .form .social {
            padding: 35px 0 0;
            text-align: center;
        }

            .start-main .form .social .divider {
                position: relative;
                display: flex;
                flex-flow: row nowrap;
                justify-content: space-between;
                align-items: center;
                color: #999999;
                font-size: 14px;
            }

                .start-main .form .social .divider .line {
                    width: 100px;
                    height: 1px;
                    background: #cccccc;
                }

            .start-main .form .social img {
                width: 36px;
                height: 36px;
                margin: 15px 0 0;
                cursor: pointer;
            }