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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!">: x& A, Q) `$ h$ _
- Label for your tooltip
- ], p- W1 T+ Q2 l8 ` - </span>
复制代码CSS代码: - .tooltip-toggle {0 |3 C& O0 n) D8 c8 M; y+ Y
- cursor: pointer;
: M! b8 R/ k# N3 K% o4 I7 F - position: relative;
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- .tooltip-toggle svg {4 l% W+ k. g: r- ^% H
- height: 18px;
* | T: g+ X# q& [) l$ u( u; F' O - width: 18px;
; R/ t+ j' k1 B2 \# ^1 Q - padding-right: 0.5rem;
# S+ U, u* N" f, J* z - }
+ a! F/ e. o0 C( {' o5 b - .tooltip-toggle::before {1 }8 y. }6 C( \- T/ E' z+ c7 n! D
- position: absolute;6 N: T T% e7 I. F' }
- top: -80px;
/ U) ?- i) D- O7 b& X6 T7 g. Z - left: -80px;
; _+ G/ }& A2 z# l. b6 \* D - background-color: #2B222A;' `- \0 T; C% e, \
- border-radius: 5px;
, c; X6 I9 T: e9 T$ H# F7 P - color: #fff;# n+ w5 F+ I5 f: y
- content: attr(data-tooltip);
n/ }' r: I) Q; i - padding: 1rem;: A7 u7 A8 s" [# x) }& C" f
- text-transform: none;
0 D& a3 L! u& w+ R% `0 o - -webkit-transition: all 0.5s ease;1 g8 J4 ?$ K. L) `8 n5 |3 ~
- transition: all 0.5s ease;
' r" C9 V' s* u$ n7 G" e - width: 160px;
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- .tooltip-toggle::after {
+ S/ O/ B, a: r+ U& n - position: absolute;' e& p7 F9 L+ ^ {' k
- top: -12px;
@% b: j9 S u& j) x - left: 9px;
7 n9 h! L: L/ B9 L' S# p# w - border-left: 5px solid transparent;
4 H# i* H7 F+ j0 l, Q; o - border-right: 5px solid transparent;$ i, k' V/ e, W' {. `6 Y
- border-top: 5px solid #2B222A;1 Q/ H3 F3 S6 M; D, I+ z5 V
- content: " ";! Q; y! S8 ^* }( I- F) P
- font-size: 0;
$ L- z. J; w2 H - line-height: 0;
" r' f! o% ~* H& D h& y - margin-left: -5px;
" X; W7 u7 k q3 i - width: 0;
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: P: O8 h: \0 [2 K T - .tooltip-toggle::before, .tooltip-toggle::after {
/ n" C, u( T! F7 ~- O T - color: #efefef;
, V+ ^ ]6 l8 m: x3 U - font-family: monospace;2 g/ P# {2 P% h# A6 a: z
- font-size: 16px;
' S- o: _& L9 q2 N5 G& g+ S - opacity: 0;0 V9 L1 r! D, r, n- M
- pointer-events: none;' b A, ?* y/ ^ A/ D5 ?2 U
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
: \( m# t8 Z2 |; w" m( E* H- g - opacity: 1;0 S* N" U. O$ t. s
- -webkit-transition: all 0.75s ease;
) [1 y, z' k0 G5 k8 R1 r - transition: all 0.75s ease;
8 w4 C- A- S$ \7 y - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
, B1 {* N; P' ?7 \; C - <ul class="nav-items">3 @, g8 Q9 b8 x( _
- <!-- Navigation --> `* G. }3 z4 ]) J* {- {
- <li class="nav-item"><a href="#">Home</a></li>
. b4 ?& t6 q% H - <li class="nav-item"><a href="#">About</a></li>3 x5 o5 j7 ?; ^: s! M' i, s
- <li class="nav-item"><a href="#">Contact</a></li>
% n! n/ p* n4 a% \) T/ D - <!-- Dropdown menu -->! C) {. x1 G. x( ]8 U& j
- <li class="nav-item nav-item-dropdown">+ w. {+ t" ^' ?4 p
- <a class="dropdown-trigger" href="#">Settings</a>
1 E0 ]. a. w9 E7 n" M9 G - <ul class="dropdown-menu">
7 z2 @% a/ {9 c; O* N* C - <li class="dropdown-menu-item">* V/ H7 K. i- G0 J! g
- <a href="#">Dropdown Item 1</a>
( Z: N: t/ j8 J- s& x7 A, Y - </li>
. O' h( d( S: u3 H! j7 K& q; Z - <li class="dropdown-menu-item">
# ?$ t% D8 v. n% t) @1 I - <a href="#">Dropdown Item 2</a>, C a! d4 T% I3 }6 J
- </li>/ O: d8 g5 c! d8 J/ O
- <li class="dropdown-menu-item">8 U5 s# T! h- [; N9 I
- <a href="#">Dropdown Item 3</a>6 i% V9 l# r, R
- </li>
% g) z& A1 M& p - </ul>( ?7 q+ u) U. Z- B% M% [$ @3 G
- </li>% |! I: _+ o( R( {, D" _, r
- </ul>6 m( E( _1 S8 _. M% c
- </div>
复制代码对应的CSS代码如下: - .nav-container { q' p1 p9 O* l @% f
- background-color: #fff;
" d' G, S1 C i' Q/ v - border-radius: 4px;
; Y3 n- r7 o4 H. E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
y( X1 a% f5 E& M4 N& y; f* l: X - padding: 1em;
?: E; {* T# b3 Z, |4 U' I5 S - border: 1px solid #eee;
' A- M& t+ X$ z! x { - display: block;& [% Z/ T, z1 Y# T+ `
- max-width: 400px;
4 z1 Y/ J; e: B" Y - margin: 0 auto;
: J1 Y0 v/ y& t' M/ M1 ? e4 S8 s - text-align: center;
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- ul,
( @: R! D) z, E O7 t" O - li {4 \* h+ z# T3 E6 F6 |
- list-style: none;
) s; K7 W. B0 L - -webkit-padding-start: 0;
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- a {3 M5 {% P% w( R, z2 K" \" Q
- text-decoration: none;
$ {. x( R4 Z0 n: A+ { - color: #ED3E44;0 W. Q: T3 C4 |: v: A. F0 {
- }3 N' t$ K' l( ]8 ?3 a. J
- .nav-item {
+ ]# r* t1 G H$ ^" n/ B) U - padding: 1em;& b. P1 l) \1 z3 v5 v
- display: inline;
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2 A) \. w3 a0 E1 j) K - .nav-item-dropdown {& |+ ^5 p F) s, {8 F* }
- position: relative;
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+ y7 x- i3 y/ a* f) G' p, J - .nav-item-dropdown:hover > .dropdown-menu {
( O" q% g" i- q* W7 J3 D2 ] - display: block;% h- n1 [' M3 m
- opacity: 1;8 ^' `- H8 p2 o7 P6 Q
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- .dropdown-trigger {9 I: d( q! q0 w) k! q2 L0 q
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
# y9 }- z( Z) M2 p; Z+ g* R - display: block;2 i$ w, W2 c* m$ J: d( L$ R
- opacity: 1;. Z# j! `# D. A1 R, {$ N+ ?: I' Y
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- .dropdown-trigger::after {) p/ K- l$ ?- [
- content: "›";* g" f) I) x! P
- position: absolute;# |# t; e$ u6 C5 j, f+ `
- color: #ED3E44;
+ o6 ]. J/ R' p# z. u - font-size: 24px;1 L* }5 J. T( q3 z% E) |$ x# b
- font-weight: bold;
/ u3 B7 X) ^. u, k - -webkit-transform: rotate(90deg);( E0 G- P6 f( x6 ]) v# @
- transform: rotate(90deg);
! A8 w. ?% s- ~ - top: -5px;6 m3 q/ n6 J1 l; D0 M, V
- right: -15px;0 G |* W* y* t5 W$ T% o; c
- }7 P$ X9 Y* z) u- H( B
- .dropdown-menu {& [" u+ g- B9 k2 G, x
- background-color: #ED3E44;1 k. {4 F9 w8 F* D' Y
- display: inline-block;
4 v3 m# x$ f8 M) s% m - text-align: right;
( I7 N- h( [4 z; F - position: absolute;
1 {& ~4 T( r4 [0 S - top: 2.5rem;
6 [2 k1 ?3 H) u! H" a8 j: x( k9 C - right: -10px;- @- n9 v! @7 N2 X( |+ z/ _
- display: none;' W: ^) R8 v2 h
- opacity: 0;
' E& r7 P8 _- Z5 S - -webkit-transition: opacity 0.5s ease;/ \8 S0 `$ S9 ?- f- u& h+ L
- transition: opacity 0.5s ease;- H0 |; Q! I) o; M- K8 P* w) L# B
- width: 160px;
4 n$ O4 Q) l- X6 m - }
8 B6 i7 ^1 k0 l7 q8 J - .dropdown-menu a {3 d( j5 i, _ J: N0 R
- color: #fff;
/ \% ]9 l* Z2 [7 N; ^/ }) g) F) O - }# ^; U- K$ p/ h3 o
- .dropdown-menu-item { R) h/ j3 P+ ?# `. i1 ~
- cursor: pointer;6 Q; }. P8 l. S/ h; N i
- padding: 1em;3 h% }3 w( F/ O, |
- text-align: center;- D0 W6 x/ b( }4 j# f
- }1 p$ j+ o+ g2 o" `4 X
- .dropdown-menu-item:hover {
4 n8 z5 S b5 }: `- J - background-color: #eb272d;& ]" Z4 h& Q. q3 j/ r+ y( l
- }
复制代码 ! ?5 e6 V+ s9 I$ D J# L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># |: ^! |, o0 U1 S5 T% p
- <!-- Checkbox toggle -->
5 M1 z5 R3 y& K1 Z( `: G - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">; F. C0 [! T2 h! {
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
8 Y, [1 L Z& x8 d5 t) Z! p- u - <!-- Content to toggle from www.mfbuluo.com-->
( R5 W1 `% v/ Q" y& ?; r- g - <div role="toggle" class="toggle-content">
! ^4 U) k! r: K6 i9 E# H! ` - BA-NA-NA-NA!
' Y8 P- v7 Y* c' A, e6 u - </div>
( q$ D/ n) G) ^5 c$ ^* r/ d1 j - </div>
复制代码CSS代码内容如下: - .toggle {
9 U) D/ J7 H/ O! v, T7 u - margin: 0 auto;
9 N, G# R9 U8 q! J; ]4 Z, _! | - max-width: 400px;7 J( G5 D" \+ W' O
- }0 r+ M/ e7 k2 t0 }
- .toggle-label {6 W% \: a( F4 B: t+ I# {
- font-size: 16px;
" ?& b1 |: f7 k# n U$ a- I7 U/ ` - background: #fff;
5 V+ }! x) h& ?& `2 [6 m - padding: 1em;& ~; n. b0 |- s) @. B, p$ U* k
- cursor: pointer;8 ~, M" t" H; S' ?) O* N& h
- display: block;
* v2 \. x( b" R% t' d9 `' C+ t - margin: 0 auto 1em;
/ |9 x: _$ ^- B0 J$ z$ m1 S3 u0 z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ z% C; ]3 G+ s4 }) ~2 Q - border-radius: 4px;2 P# P, P/ Q1 g+ Z) O8 _! s
- }
- ~2 u+ `- }1 E x - .toggle-label:after {
! @, U6 V ?3 t2 z, w - color: #ED3E44;
3 T+ i& X m: w - content: "+";. ]3 l) f9 @: z" }
- float: right;; t- L$ I* W& t. z% z7 d
- font-weight: bold;4 _5 G0 z5 J! x( g
- }
* x# b8 s" z6 N) Q - .toggle-content {
7 l; W0 p. x! ~. \2 a - color: #B0B3C2;
6 r1 W8 _" ^$ n9 j& E - font-family: monospace;: n# {2 |! z0 R8 _: a/ R
- font-size: 16px;' ]4 r5 w- ~- T( I6 s, U0 S3 C: x
- margin-bottom: 1.5em;
2 x. j& h: ~# n - padding: 1em;- K1 D& Q0 W& Q+ Y0 C! Y
- }
: ~1 L$ i; j' f: n - .toggle-input {9 I1 b4 C# z+ E8 G0 h; V0 h+ F
- display: none; A, ]: C# O' B2 z, b7 a
- }
' z* A2 d$ K& i2 Y - .toggle-input:not(checked) ~ .toggle-content {
) F+ I8 t: C8 \8 ?: q: u - display: none;
% j1 F* F1 H- I - }2 l4 U) s) d, X
- .toggle-input:checked ~ .toggle-content {5 l+ s; M8 N1 W* a
- display: block;
6 t4 }( I" a" N) E: m - }; d, q# ~6 V# ]6 x5 L2 h1 G0 G6 I7 x) A
- .toggle-input:checked ~ .toggle-label:after {
$ m3 I1 W7 j% Y* r* Q - content: "-";/ w, D1 G5 C7 o# |, I3 }8 M
- }
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