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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!">; Z- t; v9 |+ S
- Label for your tooltip
8 d# Z; d. F( j+ J3 f5 E - </span>
复制代码CSS代码: - .tooltip-toggle {; y4 @. o8 s0 A3 L; b+ i8 c
- cursor: pointer;* |. E$ G+ D5 f4 ]
- position: relative;
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/ k& ^5 z1 J; Z' J+ M - .tooltip-toggle svg {
) Z0 X* X8 L$ D8 ~ - height: 18px;) l6 ]3 T+ w9 b9 M- z# m z
- width: 18px;
$ H5 t+ m) x1 O- n - padding-right: 0.5rem;
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# i; W% e2 J8 L' U! i z5 z. b - .tooltip-toggle::before {1 c0 z2 T3 d5 V& u8 I
- position: absolute;
7 Y7 g4 S5 A/ B - top: -80px;
! }2 k' y8 @* o, l6 X - left: -80px;( k$ n- I6 f- N6 b* x n0 F, w
- background-color: #2B222A;
, X3 m4 g) b% o - border-radius: 5px;
# h/ q7 Z, R7 {' c/ B$ w" k. h- b - color: #fff;
0 g; R0 ]: k7 @9 {9 e+ e3 x- ?/ r) ` - content: attr(data-tooltip);5 }# E1 ^( o4 G) ], [1 q {/ F
- padding: 1rem;% c) n8 M4 ?1 U' u
- text-transform: none;
+ d. m0 e C ]5 h M0 f - -webkit-transition: all 0.5s ease;, @, D! q: h$ _0 g6 T
- transition: all 0.5s ease;$ A# i+ o& g+ ?- |/ s. U8 T
- width: 160px;2 X4 Q7 {" R& z* h& T1 h
- }) [" X- Y W0 y, l- `
- .tooltip-toggle::after {
2 ?2 x7 y6 y! B3 ~* m: X3 s - position: absolute;$ F# d. i5 Y) C$ a! X& p7 h
- top: -12px;
' P2 X" w6 ~( a* L8 w2 O - left: 9px;
+ }* R/ U3 F I6 x - border-left: 5px solid transparent;# b8 K# |4 q! l
- border-right: 5px solid transparent;
7 t7 b4 d) c! | - border-top: 5px solid #2B222A;7 h6 S' ?6 P: t
- content: " ";5 d% m' @3 q; f2 r$ [
- font-size: 0;1 U# U1 R/ l" x1 g
- line-height: 0;
- x; O, s+ M3 H - margin-left: -5px;
7 l8 [9 {- N6 B' u* R. F- G - width: 0;9 R1 w7 s5 ?$ j: p, ~" x1 O( M, R. @
- }
2 Z# r. h; f5 |2 C7 Q) O - .tooltip-toggle::before, .tooltip-toggle::after {' r; F! ?) J( @, e# ?7 Z" }$ ^
- color: #efefef;
# }( h4 T6 M$ C* E: H - font-family: monospace;9 ~8 [$ t V- U5 P; s* s6 }
- font-size: 16px;+ Y$ h0 Q5 A! w0 p! R4 G: J H
- opacity: 0;6 o# f# ?( b& O3 F# a( M
- pointer-events: none;
2 l t3 p- j8 ?6 m5 d' f' V - text-align: center;& K. y5 D) z/ E2 z, d
- }
J7 p* x7 d* k - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 E3 y% x( q( W9 F
- opacity: 1;! I+ d( m. t! k/ r
- -webkit-transition: all 0.75s ease;' W, w9 ^6 }& L7 ], H( c
- transition: all 0.75s ease;
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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">
2 c, q* R2 T. Q- |! K1 P - <ul class="nav-items">
, l2 F+ ] e v% \: W; B; j - <!-- Navigation -->
$ o7 n% @; y: Z3 h( @- m - <li class="nav-item"><a href="#">Home</a></li>: N- n1 R2 T0 X- A) w' W$ m
- <li class="nav-item"><a href="#">About</a></li>
% T& E" ?2 m# } H( W - <li class="nav-item"><a href="#">Contact</a></li> n K, T8 t& L* a
- <!-- Dropdown menu -->- S3 S$ L l/ O
- <li class="nav-item nav-item-dropdown">4 _: Y7 ?$ p) p: s: }
- <a class="dropdown-trigger" href="#">Settings</a>3 \0 d( H! ^9 ~+ d8 @1 L& }8 @
- <ul class="dropdown-menu">3 T# S3 W+ R5 [% I) w
- <li class="dropdown-menu-item">
: m" B8 Q- {& v1 @* ^ - <a href="#">Dropdown Item 1</a>5 O1 g' L# Q8 U* S
- </li>
" K: z' K$ V& Y( }- \! }' K - <li class="dropdown-menu-item"> M, I) \2 a, z" Q9 v! j3 b
- <a href="#">Dropdown Item 2</a>! @- i, V+ v& [$ b5 D6 ]- }1 J
- </li>; |+ W0 V5 K: i4 ~7 P
- <li class="dropdown-menu-item">
: g- C. U7 I4 |( K: ^! [3 n - <a href="#">Dropdown Item 3</a>
& c! o. {" L, d - </li>
2 [4 r7 k+ s4 o( I4 a - </ul>* Q/ }) C: g3 u5 Q1 q
- </li>
5 v0 k2 C- a/ o9 J5 }9 a( F6 a - </ul>
. Y" M6 g2 G! m+ `3 p' Y$ K( r7 A - </div>
复制代码对应的CSS代码如下: - .nav-container {
: S7 b4 M# j/ O; _, `7 N$ B - background-color: #fff;5 Y! f' i, s3 W7 D
- border-radius: 4px;: |& i1 P3 G. {9 H. p9 h# Z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) \2 [1 Q/ h5 @- A+ h& C - padding: 1em;& y; Q; i' M" h, @# {; ]& ^$ Y
- border: 1px solid #eee;
4 a5 j& I" ~- ~ Z# A2 V$ `- G - display: block;7 B/ N9 Q* r& b$ i( h# e r3 J
- max-width: 400px;4 G5 t8 C7 {4 }0 t! g2 K; g
- margin: 0 auto;& ~6 m. |$ ~/ h7 X W! w8 P
- text-align: center;
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- ul,
6 [ ]& d" e$ {4 G% Y/ X - li {
" C) T) P0 C9 `/ R j5 X - list-style: none;( \( S8 G e% ^. }0 |/ a
- -webkit-padding-start: 0;
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$ }% _) W; i8 k2 M- e+ u: { - a {
7 O) t9 ?( p+ ^5 `9 E! d - text-decoration: none;& k1 P# N6 {* A7 ]+ v, k% |
- color: #ED3E44;- t& S O. d. O% ]8 }+ |$ ?9 q* p
- }
! Y* j/ F |, G S - .nav-item {, E( e$ F/ _, `6 t. g5 f& d
- padding: 1em;
9 m. w' W: g# V& B - display: inline;
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- .nav-item-dropdown {
$ G) v8 n3 W. Q* S( j) d! g - position: relative;7 A$ L$ {. P o0 S/ K" d4 a1 U
- }& p) F* b! `) y$ @/ B" i# w
- .nav-item-dropdown:hover > .dropdown-menu {
$ n7 f7 g. B; e1 _4 } - display: block;
8 Q+ ~& l9 F8 r1 v$ j3 H' t - opacity: 1;
+ e5 a9 i) Q4 g F2 F! s# p4 ]! U - }
+ Y- |* N+ M6 E! ~+ r7 p' B - .dropdown-trigger {
4 ^' i; w. ^, R, q) R- u1 J - position: relative;5 j) M; d, Y) g F" N5 s6 x
- }
; N, p/ f/ D* T - .dropdown-trigger:focus + .dropdown-menu {- l' M( ?" P' ^/ M9 u) m
- display: block; H$ g* Z* i# D0 p3 U4 k
- opacity: 1;" T% y0 E- w x; n. c! G
- }* T, [1 e1 D$ |' ^" y
- .dropdown-trigger::after {
! H H- ^ v; _ - content: "›";1 \" i2 x# e' X* Q' X( [
- position: absolute;
4 E* s; h# R# x$ q - color: #ED3E44;' g5 A n! v4 w' M; f
- font-size: 24px;+ U0 L: m! l: _
- font-weight: bold;" w! H, p: Z3 Q, j; @ ~( h4 r
- -webkit-transform: rotate(90deg);
& v% \" j1 V6 t" h - transform: rotate(90deg);/ R0 E5 X" L' ^; O% C
- top: -5px;
* k% W- p7 B8 F - right: -15px;
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. r$ P9 x! v6 d+ ] - .dropdown-menu {2 `" B& ^ q2 [
- background-color: #ED3E44;6 \2 \, d/ t3 x+ q$ W6 N
- display: inline-block;. ~( r) T% M2 D J+ W
- text-align: right;
8 x8 y) Y& n! C$ J. B. a - position: absolute;' A, F6 P- b* Y7 l$ A. R* f4 s
- top: 2.5rem;
; K; a& \- [3 F% w, Q' O/ i' d" H - right: -10px;
3 X- M H7 ]6 J) i% v- N - display: none;8 l- p+ L( Z+ S8 l& w+ I) u
- opacity: 0;
" m; G, d1 W$ K. [" m- T- @- [) @ - -webkit-transition: opacity 0.5s ease;
" S% O3 }6 ?9 g5 c - transition: opacity 0.5s ease;8 L6 ?) @9 `' Y! b; p0 {8 H
- width: 160px; S9 i* N, `/ W" `4 Z4 x0 p/ R# Z1 _
- }
3 u6 @4 T; k5 `1 B - .dropdown-menu a {3 f% H* l: w/ i0 e& s t- v
- color: #fff; Y$ A- [/ o5 q! z O
- }$ v1 [% x4 h* Z
- .dropdown-menu-item {0 A- o3 Z" p6 |2 ^
- cursor: pointer;
* L7 X- R" Y4 ]9 N" ~7 m - padding: 1em;2 S) F# r; [! A+ o( k @
- text-align: center;$ S( M% W8 i9 T* z# ]( ]! P4 b% j
- }5 e9 p4 U& A- W; x2 h; S
- .dropdown-menu-item:hover {% O8 O8 A2 r2 X. X! Y
- background-color: #eb272d;
/ l$ E9 Y5 y) A! t/ X8 a/ H! t! r - }
复制代码 2 ^# y2 T7 c+ K: A) s
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. U0 [" a7 X; p7 U
- <!-- Checkbox toggle -->
8 H& S: u! U/ |% S - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">% C# i- o5 t9 l4 [* @) S8 y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' F9 ^4 V( F& E6 [
- <!-- Content to toggle from www.mfbuluo.com-->
3 r* X$ S6 Q @; I5 g6 y - <div role="toggle" class="toggle-content">
2 l7 Y z. `! m9 ? - BA-NA-NA-NA!) k/ D2 `- N" S) _: D
- </div>9 j0 S" s+ N0 M) ^
- </div>
复制代码CSS代码内容如下: - .toggle {
1 w" t$ ?: R: G: I* D- j. W; N# ` - margin: 0 auto;" E+ Q7 a& ?5 S& Q+ o. q6 U, B" }' D3 e
- max-width: 400px;/ q. @! J7 I1 c0 C3 y6 p7 e6 i6 [' O
- }) Q0 w( v& t3 L( e! [6 C
- .toggle-label {
; T1 @) ^+ V8 v: r4 W - font-size: 16px;
! ]/ P/ \; ~1 ?9 Q2 r' g7 t G0 q7 A - background: #fff;, w" F2 q9 n! v8 Q0 P3 R
- padding: 1em;" a2 b) L' Z& ^" ~, _1 }: o6 v
- cursor: pointer;8 L, R/ U! r3 ]) t" R2 \
- display: block;
/ y2 o& G$ f/ g! y- u - margin: 0 auto 1em;# Q; \' \2 D+ d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) b; t- V/ u, ]* Y8 l7 l$ W - border-radius: 4px;
! k5 m6 G( h2 M$ {; s - }
& j8 [. i* v, J9 V$ b! y4 n9 V( v - .toggle-label:after {& R0 w. a) U1 O9 r6 @! Q: p
- color: #ED3E44;# U& K0 N% G: X$ z7 x) n; b) |
- content: "+";( @ i; b/ q. T- R ~6 A ?6 w) n
- float: right;
1 L) Z: I* e% d$ s) ?; S! c - font-weight: bold;5 w. h& Q9 j1 l; n
- }
' Z8 d. A. e$ T# q7 W& L - .toggle-content {4 f* O3 j2 g( H
- color: #B0B3C2;
! w) Y3 k6 z: h6 T - font-family: monospace;
" ]. J" v" ?- C& X% ] - font-size: 16px; ^& [4 P$ S9 m& R- M+ z* p, s
- margin-bottom: 1.5em;" C1 N5 W3 @. ?7 v x
- padding: 1em;$ y" b- ^: @. @' a: e
- }7 ^ }$ @ h2 Q9 r2 Y* S3 R
- .toggle-input {
' |" u9 Q5 w% Z9 c/ P - display: none;# X \6 p' O# L: [8 M- O4 R
- }( }, S/ f+ A. d2 U
- .toggle-input:not(checked) ~ .toggle-content {; S ]3 L7 ~0 [" C, B
- display: none;( c @; B6 U+ ^$ P# B& I1 r
- }
7 @. r7 }) r5 ^4 B% J - .toggle-input:checked ~ .toggle-content {& L! ~0 F6 ]. ]% b% t
- display: block;. @5 R8 ~' @' X) x6 O
- }
/ Y+ d0 M v [+ `+ H0 B4 l( h- L - .toggle-input:checked ~ .toggle-label:after {
3 Z$ M: w! T8 z0 g2 \. d - content: "-";6 S( }0 I+ H5 q* P- G4 L/ y
- }
复制代码
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