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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
7 V6 G- H9 O+ e _' x8 Y/ a) M: R - Label for your tooltip
/ ~# j# F9 j" k+ u; I - </span>
复制代码CSS代码: - .tooltip-toggle {6 C3 f/ L- |* p5 d1 u+ L
- cursor: pointer;
: n4 w6 q/ h* z( O k) K - position: relative; X: z0 ^0 D& _" A( E" N
- }# y2 b2 e$ N n
- .tooltip-toggle svg { `$ B; G9 ~- a5 v6 t5 o
- height: 18px;
7 A. x+ K/ ?& h; I - width: 18px;
/ k4 ]8 z% l2 z: c) _ - padding-right: 0.5rem;
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- .tooltip-toggle::before {# N+ l0 p' M0 B. D; `
- position: absolute;
6 E9 Y- g' O5 a7 \% F - top: -80px;
. @% I% @9 l; C5 p- G3 w - left: -80px;
: b7 u: t9 x8 n8 s( X - background-color: #2B222A;
8 i0 c, B9 k; T; m - border-radius: 5px;8 W7 W5 X8 y: E* t$ [3 q4 F
- color: #fff;
2 e7 ]$ I& N- ]* e - content: attr(data-tooltip);
' O, F* D Z. O5 g7 T1 J: S - padding: 1rem;
# U7 w; a4 ~. D/ b8 s! t2 G - text-transform: none;
: h+ d( l0 H! X* [6 K# v - -webkit-transition: all 0.5s ease;( ^; C' z- y2 j
- transition: all 0.5s ease;- {6 x J8 c9 f5 M' b$ r- X
- width: 160px;4 M& u$ z+ {/ Z/ `0 `) [8 _: d1 y$ f% y
- }
; o9 f, r+ \: b" ]; \! s- k0 I - .tooltip-toggle::after {" u/ A& {* ^0 o7 C# M
- position: absolute;; v( E7 Q( P: t8 a9 y; ~
- top: -12px;# F8 o& r: d6 P. d% z- N
- left: 9px;; z: J/ e! n2 A7 A& O" i: f
- border-left: 5px solid transparent;& W( X1 W x" C' C; o
- border-right: 5px solid transparent;3 b1 N" X$ Q! G4 r
- border-top: 5px solid #2B222A;
* K3 D; M% c" x - content: " ";
# B& W7 t" S- S5 @ H - font-size: 0;
, v$ W/ m, B2 v0 ^9 L! R- c - line-height: 0;
: u/ k' p# p7 V7 g - margin-left: -5px;
6 f6 }6 {0 ]9 G; R/ n8 w7 K9 l - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
) ^% @% |8 F4 O - color: #efefef;7 j) n/ D7 w# x8 M: g3 r
- font-family: monospace;
# f% A9 a2 u5 l# u; N( U O - font-size: 16px;+ m, T8 _1 W0 m# w7 R! y
- opacity: 0;
3 W8 [! F1 p$ o7 } - pointer-events: none;
2 b% W, C' K, A2 T2 M1 j - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 f8 G6 o4 J) u% h" w8 _1 W - opacity: 1;
$ @; x) X! X& ~1 I - -webkit-transition: all 0.75s ease;4 f! _$ u* R8 U0 P6 g
- transition: all 0.75s ease;" M/ d2 F# w$ b$ W) k/ m
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">7 B0 g+ Z2 s0 l) W8 X5 ?! b, x
- <ul class="nav-items">! G7 ?0 J# O+ i
- <!-- Navigation -->0 W% Z- m4 D0 b2 L
- <li class="nav-item"><a href="#">Home</a></li>
, n# o6 z7 f, b T% Z4 ?$ i+ H - <li class="nav-item"><a href="#">About</a></li>
( O) e6 I# N6 U3 K, t - <li class="nav-item"><a href="#">Contact</a></li>% g1 n( n: T _! @
- <!-- Dropdown menu -->
* r2 ^0 L& |/ p' V" r/ V0 | - <li class="nav-item nav-item-dropdown">5 T9 a" E) a( p" h
- <a class="dropdown-trigger" href="#">Settings</a>
! S% l: U# B/ I* \2 v, W - <ul class="dropdown-menu">
1 r# F& I. i3 `8 D, A% m - <li class="dropdown-menu-item">
9 T- c* `3 i; e8 |0 S$ h: h - <a href="#">Dropdown Item 1</a>
5 t8 y: i( n' p5 q0 O- ^% G! | - </li>
$ ~' Z* K0 U/ A2 I: {+ Q2 H - <li class="dropdown-menu-item">
3 w6 z5 S' A, x - <a href="#">Dropdown Item 2</a>% G, C8 d& x; b3 S6 ?
- </li>. {) c, |2 ^4 R( D7 e) g
- <li class="dropdown-menu-item">
! _- P3 j. i: R' \! p# e/ b. }. I8 f - <a href="#">Dropdown Item 3</a>
0 ~0 w' A& Z* D9 H( Y2 @2 G* M - </li>0 c2 x1 e& {, X- y- f& \
- </ul>8 v- A% n7 h; P
- </li>
6 Y. d' C& V, [' f9 g' I- U/ u - </ul> m& B. Y2 S- _, F+ U0 _
- </div>
复制代码对应的CSS代码如下: - .nav-container {
. ]' H* {9 a* m6 U - background-color: #fff;
a3 M: O9 u) _8 L, T - border-radius: 4px;6 K3 B) I: b+ j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
, }# O: q; d W s& M - padding: 1em;& t$ y1 w; y8 `
- border: 1px solid #eee;
4 e" Q$ g0 g8 }' }2 h - display: block;* o/ x! b0 O3 P
- max-width: 400px;
4 x( e9 |: K6 s' t7 q3 T - margin: 0 auto;0 u; P. x) u) `4 h c' H- M" B7 t5 J
- text-align: center;
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- ul,( }. e) d) d# H( m0 L9 g
- li {
# n M& ^: |% t* V4 E0 G: g - list-style: none;
( m! I3 P# K9 V* N, y/ y; z - -webkit-padding-start: 0;5 H5 Z& H9 B; g R% u+ s( U- N
- }
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- text-decoration: none;
5 {% o) G+ F9 j l# l ` - color: #ED3E44;
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8 g: H0 g9 t, ? - .nav-item {5 c" H) I! h+ z7 Y! k) F! ^
- padding: 1em;
: f5 \" d6 J0 e2 c" @0 b - display: inline;
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- .nav-item-dropdown {# R8 X/ p; n4 ]' ]0 `
- position: relative;% a- ]: t2 f' r* C: s! R5 A% ?
- }
9 F* u1 q" L7 d - .nav-item-dropdown:hover > .dropdown-menu {1 y; _1 x7 j4 v( c) `1 k: n" B9 U
- display: block;
, Y! d1 C/ R/ W; A: H7 } - opacity: 1;" a, i# U% X8 f
- }
2 z: q; s0 X( s2 @% G F! c7 C0 e - .dropdown-trigger {
. A: b; l U8 T" n4 M3 A - position: relative;5 B) y; p; i- f7 }
- }
# U+ b W& c+ p1 V - .dropdown-trigger:focus + .dropdown-menu {
2 r2 [" ]2 Q) b0 c1 Q5 V% \ - display: block;3 F! }! i/ d! h, ^& t
- opacity: 1;
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- .dropdown-trigger::after {
& `% t8 }/ q/ e - content: "›";8 a* a) x# D, A9 z$ d
- position: absolute;9 M( ] f5 ?9 Q$ ]3 M4 F W
- color: #ED3E44;$ W+ S7 \" v6 }3 b% r
- font-size: 24px;, h0 w0 @1 ~+ j" w& e0 N+ t' n
- font-weight: bold;
. \9 j2 L; D1 I- z7 f7 a8 F7 m - -webkit-transform: rotate(90deg);: u6 X0 `0 w; Z6 E1 V2 j* ^3 i
- transform: rotate(90deg);
1 z- K9 H" |# y! @ - top: -5px;# |, x: \0 L$ f
- right: -15px;
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- .dropdown-menu {
8 e7 B1 ^3 [# r- O/ Q1 `7 b- I - background-color: #ED3E44;4 N) [" v% D& H8 C
- display: inline-block;) l3 P: B' I! }6 v. Q
- text-align: right;( d' [; x- \2 Z
- position: absolute;
" D' R( f" j, n% x - top: 2.5rem;
8 m! d. x% c; d% W) N9 S - right: -10px;( O/ |7 y$ X1 n# x. E5 Q
- display: none;
, g e ^8 ^; J7 o% A0 { - opacity: 0;5 F# J z& ^, J, i9 S" @3 q) k% ?+ H
- -webkit-transition: opacity 0.5s ease;$ t9 ?. `: ]" H5 W( A, c @
- transition: opacity 0.5s ease;% ^) x ^; g7 h) Y6 C
- width: 160px;5 G) |# @8 T% t. i% f
- }
+ {9 A' M: u1 y8 P - .dropdown-menu a {% G# \2 V" Z# h6 l, i6 J1 a4 G' ^- F
- color: #fff;
" W0 m2 H. }2 ^# N7 X3 K! W - }; _ N5 q B2 {
- .dropdown-menu-item {& d. [. q: S; o V3 g
- cursor: pointer;4 e5 N$ ]& t1 Q6 A5 R
- padding: 1em;: i( o/ h6 q! d& T! t
- text-align: center;
# P2 r1 u6 x; T K8 [ - }
1 P: d3 M6 t, K3 M - .dropdown-menu-item:hover {
' U1 P B& Z4 P9 |% P4 [ z - background-color: #eb272d;
C2 C: m/ s( k9 `( k - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# J9 e0 v. {6 `8 X5 X - <!-- Checkbox toggle -->5 v$ F6 A% A2 e6 {' v
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! |0 k8 E9 o- a' C: x$ d - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>" O" L2 p; p& C" m h4 o
- <!-- Content to toggle from www.mfbuluo.com-->
9 L# ~( M8 b' \- p/ O; r% F7 k - <div role="toggle" class="toggle-content">
( P! G9 I" M+ V - BA-NA-NA-NA!
, y3 Z0 x) g( N - </div>6 b j; [9 E3 x0 @0 Z! x' E; n5 s+ H
- </div>
复制代码CSS代码内容如下: - .toggle {
3 D& v$ L% `- O3 {! j- A4 } - margin: 0 auto;
: s4 Q6 p7 s D& ?/ B - max-width: 400px;
3 d' G0 D+ g& {$ N$ \ - }
! ]2 h: T7 T& G/ t- k - .toggle-label {
$ q5 b2 C. B/ V- v+ P/ T5 W% N - font-size: 16px;# _6 R" f, l( x7 P/ j
- background: #fff;
- y* W$ x# p6 H; ^& x, Z( M - padding: 1em;
+ c8 G3 u: {* \ G: x" l - cursor: pointer;
5 @( R2 ~ A9 C- i. g6 ^/ o - display: block;
0 g+ N3 y T# a" U3 I! V* P - margin: 0 auto 1em;4 x5 q4 ]2 j4 w1 A* R# v" F
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 Y7 u* [6 m* L5 {/ {' C6 K( b - border-radius: 4px;
! g! ?. l/ S& h9 r6 Y - }
, F% ~& I4 C) B& Y - .toggle-label:after {2 A( ~ f* O4 o' U. X' g
- color: #ED3E44;8 x% c) B# C4 g1 I/ J+ H% n
- content: "+";
; z& N/ A, D: F. { - float: right;( j: ? f& h0 t& v
- font-weight: bold;
8 d+ G. x+ P3 c( @ - }
/ Z# i6 e% j- P2 W" [) ^7 q - .toggle-content {
2 \6 c- @' A/ w' x - color: #B0B3C2;
* S" R6 B0 k6 l$ z; u- p - font-family: monospace;" u! x1 t, @ ]/ C
- font-size: 16px;
8 Z2 r* F. f2 T2 U7 V - margin-bottom: 1.5em;9 o" S, T8 R9 a! a( A
- padding: 1em;
# @; r/ X! E! L5 T - }
8 m; t. p2 y. M* F3 t; [ - .toggle-input {1 i0 A* i! M' ]
- display: none;
& S- V! X) U$ E: X% I) {8 H; J - }" u) X+ S. t" L4 M: @4 O
- .toggle-input:not(checked) ~ .toggle-content {* m/ u! C; T- F. r4 L2 j: ]3 a
- display: none;& Z& l& T F4 N8 l! T8 H5 S8 S
- }
; m0 B! t/ f* V8 ^7 f - .toggle-input:checked ~ .toggle-content {7 C; l, z% S. r! J5 B$ m! q4 U# n
- display: block;' i# v. u$ p! C; e) H9 S+ ?' X& T
- }
. X7 F! r: g9 {2 _4 G - .toggle-input:checked ~ .toggle-label:after {
- d z( q& o4 [8 U - content: "-";3 m% r: a: D* y& t! p q) ~+ @
- }
复制代码 ' o3 E2 K, T0 N) |+ T9 O& T- q
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