Angular使用ngx-toastr样式失效问题

/* based on angular-toastr css https://github.com/Foxandxss/angular-toastr/blob/cb508fe6801d6b288d3afc525bb40fee1b101650/dist/angular-toastr.css */  /* position */ .toast-center-center { 
          top: 50%;   left: 50%;   transform: translate(-50%, -50%); } .toast-top-center { 
          top: 0;   right: 0;   width: 100%; } .toast-bottom-center { 
          bottom: 0;   right: 0;   width: 100%; } .toast-top-full-width { 
          top: 0;   right: 0;   width: 100%; } .toast-bottom-full-width { 
          bottom: 0;   right: 0;   width: 100%; } .toast-top-left { 
          top: 12px;   left: 12px; } .toast-top-right { 
          top: 12px;   right: 12px; } .toast-bottom-right { 
          right: 12px;   bottom: 12px; } .toast-bottom-left { 
          bottom: 12px;   left: 12px;
}

/* toast styles */
.toast-title { 
       
  font-weight: bold;
}
.toast-message { 
       
  word-wrap: break-word;
}
.toast-message a, .toast-message label { 
       
  color: #FFFFFF;
}
.toast-message a:hover { 
       
  color: #CCCCCC;
  text-decoration: none;
}
.toast-close-button { 
       
  position: relative;
  right: -0.3em;
  top: -0.3em;
  float: right;
  font-size: 20px;
  font-weight: bold;
  color: #FFFFFF;
  text-shadow: 0 1px 0 #ffffff;
  /* opacity: 0.8; */
}
.toast-close-button:hover, .toast-close-button:focus { 
       
  color: #000000;
  text-decoration: none;
  cursor: pointer;
  opacity: 0.4;
}
/*Additional properties for button version iOS requires the button element instead of an anchor tag. If you want the anchor version, it requires `href="#"`.*/
button.toast-close-button { 
       
  padding: 0;
  cursor: pointer;
  background: transparent;
  border: 0;
}
.toast-container { 
       
  pointer-events: none;
  position: fixed;
  z-index: 999999;
}
.toast-container * { 
       
  box-sizing: border-box;
}
.toast-container .ngx-toastr { 
       
  position: relative;
  overflow: hidden;
  margin: 0 0 6px;
  padding: 15px 15px 15px 50px;
  width: 300px;
  border-radius: 3px 3px 3px 3px;
  background-position: 15px center;
  background-repeat: no-repeat;
  background-size: 24px;
  box-shadow: 0 0 12px #999999;
  color: #FFFFFF;
}
.toast-container .ngx-toastr:hover { 
       
  box-shadow: 0 0 12px #000000;
  opacity: 1;
  cursor: pointer;
}
/* https://github.com/FortAwesome/Font-Awesome-Pro/blob/master/advanced-options/raw-svg/regular/info-circle.svg */
.toast-info { 
       
  background-image: url("data:image/svg+xml;base64,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");
}
/* https://github.com/FortAwesome/Font-Awesome-Pro/blob/master/advanced-options/raw-svg/regular/times-circle.svg */
.toast-error { 
       
  background-image: url("data:image/svg+xml;base64,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");
}
/* https://github.com/FortAwesome/Font-Awesome-Pro/blob/master/advanced-options/raw-svg/regular/check.svg */
.toast-success { 
       
  background-image: url("data:image/svg+xml;base64,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");
}
/* https://github.com/FortAwesome/Font-Awesome-Pro/blob/master/advanced-options/raw-svg/regular/exclamation-triangle.svg */
.toast-warning { 
       
  background-image: url("data:image/svg+xml;base64,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");
}
.toast-container.toast-top-center .ngx-toastr, .toast-container.toast-bottom-center .ngx-toastr { 
       
  width: 300px;
  margin-left: auto;
  margin-right: auto;
}
.toast-container.toast-top-full-width .ngx-toastr, .toast-container.toast-bottom-full-width .ngx-toastr { 
       
  width: 96%;
  margin-left: auto;
  margin-right: auto;
}
.ngx-toastr { 
       
  background-color: #030303;
  pointer-events: auto;
}
.toast-success { 
       
  background-color: #51A351;
}
.toast-error { 
       
  background-color: #BD362F;
}
.toast-info { 
       
  background-color: #2F96B4;
}
.toast-warning { 
       
  background-color: #F89406;
}
.toast-progress { 
       
  position: absolute;
  left: 0;
  bottom: 0;
  height: 4px;
  background-color: #000000;
  opacity: 0.4;
}
/* Responsive Design */
@media all and (max-width: 240px) { 
       
  .toast-container .ngx-toastr.div { 
       
    padding: 8px 8px 8px 50px;
    width: 11em;
  }
  .toast-container .toast-close-button { 
       
    right: -0.2em;
    top: -0.2em;
  }
}
@media all and (min-width: 241px) and (max-width: 480px) { 
       
  .toast-container .ngx-toastr.div { 
       
    padding: 8px 8px 8px 50px;
    width: 18em;
  }
  .toast-container .toast-close-button { 
       
    right: -0.2em;
    top: -0.2em;
  }
}
@media all and (min-width: 481px) and (max-width: 768px) { 
       
  .toast-container .ngx-toastr.div { 
       
    padding: 15px 15px 15px 50px;
    width: 25em;
  }
}