*{
    font: 16px/1.5 "al_M";
    margin: 0;
    box-sizing: border-box;
}
html,body{
    padding: 0;
    margin: 0;
}
@font-face{
    font-family: "al_L";
    src: url(../fonts/Alibaba_Light.ttf);
}
@font-face{
    font-family: "al_M";
    src: url(../fonts/Alibaba_Medium.ttf);
}
ul, ol{
    padding-left: 0;
}
li{
    list-style: none;
}
.center{
    margin: 0 auto;
}
a{
    display: block;
    color: #333;
    text-decoration: none;   
}
img{
    max-width: 100%;
}
.bigTitle{
    margin: 0 auto;
    max-width: 30rem;
    margin-bottom: 2rem;
}
.bigTitle .txt{
    display: flex;
}
.bigTitle .txt span{
    flex: 1 1 auto;
    text-align: center;
    font-size: 2rem;
    padding: 0.1em 0;
    font-weight: 900;
    font-family: "al_M";
}
.bigTitle i{
    height: 2px;
    display: block;
    background-image: linear-gradient(-45deg, rgba(0,104,222), rgba(0,147,222));
}
.bigTitle span:first-child{
    background-image: linear-gradient(180deg, rgba(0,104,222), rgba(0,147,222));;
    color: #fff;
}
.bigTitle .key{
    font-family: "al_l";
    text-align: justify;
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: .2em;
    text-align: center;
    color: #333;
    text-transform: uppercase;
}
.bigTitle span:last-child{
    color: #333;
}
@media screen and (max-width:75rem){
    .bigTitle{
        width: 75vw;
        margin-bottom: 1rem;
    }
    .bigTitle .txt span{
        font-size: 1.5rem;
    }
    .bigTitle .key{
        font-size: 1.3rem;
    }
}