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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!">
( j5 d! T1 [+ c8 A v - Label for your tooltip! Q& K) S8 |4 x" K+ [) J6 ~
- </span>
复制代码CSS代码: - .tooltip-toggle {& P& r& _' ]/ {
- cursor: pointer;
9 s/ W3 r/ @; c) a# L - position: relative;
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- .tooltip-toggle svg { J( d( W) ?0 `
- height: 18px;
2 W4 l. J8 |9 e1 b - width: 18px;
# t! g. ]+ V; ~( p2 ^ - padding-right: 0.5rem;
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- .tooltip-toggle::before {) _* B: `- |, e# @
- position: absolute;8 [) |$ d7 e9 n+ T
- top: -80px;; b0 _% E9 l0 d' N2 A: |7 p9 b, a6 h
- left: -80px;& K" c0 q+ y* [- q* R4 R1 O0 j f
- background-color: #2B222A;
2 V# }1 L. ^! d - border-radius: 5px;
6 H/ ?- s" C7 K3 W1 H( x - color: #fff;
0 e8 u% i+ y( r$ R) R - content: attr(data-tooltip);
* e/ c/ Q" x) f1 Q - padding: 1rem;. j# B8 s5 t- f" h. Y# b* H
- text-transform: none;/ u. s" w* Y( C2 v
- -webkit-transition: all 0.5s ease; s+ l( w( |# i3 X# H, A
- transition: all 0.5s ease;
+ G8 k( h4 Y; L& N - width: 160px;
0 x+ C/ P$ K% v! P - }
7 E8 v3 i, C2 W( A - .tooltip-toggle::after {
; G( f [& m$ P - position: absolute;
2 p) a) s2 ^) P - top: -12px;7 R) o2 L, m" _% D& p) A5 a( a% j/ N! L
- left: 9px;
. g' U7 m& w9 G, l1 I& k* P: E( B - border-left: 5px solid transparent;8 f7 ~* t0 s& R: Y5 J y
- border-right: 5px solid transparent;
/ n3 U: x; @/ F! I - border-top: 5px solid #2B222A;: {1 i. a- |/ E5 ]4 u
- content: " ";6 [+ S! ~( ?: ~3 C9 Z
- font-size: 0;2 M; _7 k+ ~$ u) }9 O
- line-height: 0;
0 k. P% o9 V- Q2 U6 N; ?- }9 ^& U& O4 e - margin-left: -5px;
# Y6 i" e7 K: }4 X - width: 0;; L9 g1 L; w% {+ X# s
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- .tooltip-toggle::before, .tooltip-toggle::after {" w: ?/ A' B* Q9 M
- color: #efefef;
1 r- {* r( k5 ^1 a, x @ - font-family: monospace;
! F, q7 T6 S: s% I, ~ - font-size: 16px;1 S; k' z+ O- o1 v- z
- opacity: 0;
: F" d' M: b7 m; y - pointer-events: none;: t, s+ ~" y; ~
- text-align: center;% w0 [1 T# H7 L9 B" p
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
5 W' K9 O; R+ _ - opacity: 1;
F$ h6 z0 A! `; E# w- G - -webkit-transition: all 0.75s ease;
5 ^/ O& k- j8 K9 q- Q) } - 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">1 L. j T0 B. }/ C' o! i4 Y6 g' E
- <ul class="nav-items">
2 ]5 f0 F$ m7 X% ~$ c - <!-- Navigation -->& B7 |4 l! m# s2 T
- <li class="nav-item"><a href="#">Home</a></li>
0 S* Y+ W4 e* ]6 |, ]4 E8 @8 }" J - <li class="nav-item"><a href="#">About</a></li>
+ d# k/ d) x/ j$ D# j& Y# B - <li class="nav-item"><a href="#">Contact</a></li>
" M! Z, Q! w" \, H) }. A; { - <!-- Dropdown menu -->
9 ?( ~' Y3 G4 ~. P& B' h# w - <li class="nav-item nav-item-dropdown">
* n. p8 J& i+ F+ u3 _ - <a class="dropdown-trigger" href="#">Settings</a>
+ S; i- f; f. S" ] - <ul class="dropdown-menu">
" p! W G2 A0 t" ] d4 b: a. [ - <li class="dropdown-menu-item">- X* u) i6 x: |' O# `3 \ G
- <a href="#">Dropdown Item 1</a>
9 q3 R; o4 B' b& G, R5 s) G8 x7 u - </li>3 a3 i: n5 H4 Y' f
- <li class="dropdown-menu-item">" j" A. k; O4 F; l
- <a href="#">Dropdown Item 2</a>( t# `3 Z' T& Y4 @( h1 R s% U
- </li>& Z5 C& n; [9 J7 I9 M' B/ i' u! \
- <li class="dropdown-menu-item"># W3 K7 H' T8 ~9 |& f; b/ j L
- <a href="#">Dropdown Item 3</a>
2 p* C' d9 Q4 X - </li>
2 \* w6 J* r D4 |# `: I; {2 G$ n - </ul>
' J8 Z8 |1 ]6 Y; _0 A - </li>& Y0 [/ T5 z" i# i) P, o; D
- </ul># k8 t1 S. Y1 T4 d# \% J. q
- </div>
复制代码对应的CSS代码如下: - .nav-container {
7 t0 v) k9 k. ]! d) Z% _6 D - background-color: #fff;
! c0 u2 C" p, }5 c3 c3 W! X9 F - border-radius: 4px;
! v( B5 L2 w+ w8 ^8 H - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);4 r; G' q: ^8 g. s
- padding: 1em;1 A, D k4 \ |* a$ K, {
- border: 1px solid #eee;
5 A' v6 t1 n5 F. g! Y4 m+ Q - display: block;
' \! z# n; k1 {7 x H Z5 l5 c - max-width: 400px;
, j3 x: O9 M {/ h& u, |. a' R - margin: 0 auto;
' T3 ~5 |3 F. y# ~# [ - text-align: center;
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9 b4 x5 m, e: f8 }; e - ul,
: b. E$ U, h; e y - li {
9 f8 h6 @3 e0 W; {8 g0 O- r7 ^ - list-style: none;) S- F; d% Q3 v# r
- -webkit-padding-start: 0;: c# \& x2 l% v w1 p& W
- }
/ f; j$ _1 B0 k+ {0 e - a {
" h D6 F# x8 P' [+ M7 D& Q* C - text-decoration: none;* J- ~: a- Y: G% R4 n+ n; x+ O
- color: #ED3E44;5 M$ Q8 a$ a; Y$ L, P6 x
- }
: Y* q) G: s& A, n. X+ u0 U Q - .nav-item {8 s+ @/ E: X0 K0 c0 |9 y4 W x
- padding: 1em;) Y5 f% Q4 A) Y4 X
- display: inline;
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& }* O7 ]& z N" j& _: q3 Z- d% `* l - .nav-item-dropdown {
' ]6 O, a; U8 v$ i3 r+ S9 Q2 ^ - position: relative;! m+ J1 a4 y: A
- }
; B+ {3 B6 i2 J% N5 m" D - .nav-item-dropdown:hover > .dropdown-menu {7 l3 @4 h% Y' D9 P3 }5 V: N
- display: block;9 {; m8 l k) C, g( z
- opacity: 1;
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- .dropdown-trigger {. o$ R/ W$ e" m* b
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
' \0 W! m: R) e% E( X1 | - display: block;) f9 u! k" J3 I# s' {- |" N
- opacity: 1;+ X& `! C( B, y# t/ b* D
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- .dropdown-trigger::after {( D3 B1 A/ U2 Z8 O
- content: "›";' N* r* f# }9 |, K
- position: absolute;
6 f* A3 c" j G - color: #ED3E44;
6 d! r8 {; ^$ L i# }3 B: R0 R - font-size: 24px;5 Y( T" B8 V8 L# _9 ~6 `
- font-weight: bold;
5 C( D; x* f/ [# N& G- h - -webkit-transform: rotate(90deg);
/ Y) ^, O+ V& J9 ~4 F2 R& }! H - transform: rotate(90deg);/ b, {% c+ e; G* j& T( S
- top: -5px;
+ E0 n2 w X' v. L# n* B - right: -15px;4 k* e( n. r4 c* q" w- L, W; f
- }
6 h4 x: b* I4 U# ~4 ?( J. K - .dropdown-menu {: q7 r) c/ y3 g0 i" t! i# `5 ?
- background-color: #ED3E44;. k- K; a6 a! B5 i
- display: inline-block;7 H4 _8 y" m* d+ I1 d3 x! v; b
- text-align: right;; f, C$ r7 a( @8 E3 O# w
- position: absolute;
2 W' G. J8 y) {. P) M, ]1 i* R - top: 2.5rem;' ^: G3 I" N* h) D, i1 w
- right: -10px;
! q$ j& W% J* H( p! I - display: none;/ n; W2 u" M. p2 f; }
- opacity: 0;6 o9 I, K2 M1 E9 q* O
- -webkit-transition: opacity 0.5s ease;
( d, d' M- c+ B: E) s- f - transition: opacity 0.5s ease;
$ i2 s3 V, I. q; y3 m% _ - width: 160px;% E" G3 N9 n" H, A
- }! a, H* p, r' w/ x2 c- s
- .dropdown-menu a {+ v& ?; Y- T, L; g' J! B4 m
- color: #fff;( W4 |/ Q6 P' N
- }
/ Q5 D4 f, m3 h k% N; W: r# h/ ] - .dropdown-menu-item {
3 V8 `1 T+ S/ C* h - cursor: pointer;- N$ E; }! f- f4 k
- padding: 1em;
8 K! X, F5 Y _. Z5 D: }0 [ - text-align: center;* ~' ]- q- g' `4 r T" C
- }+ t# ]; m4 u7 \% G" T3 g. `
- .dropdown-menu-item:hover {
% |6 g4 f+ S: @2 w) J+ y+ S - background-color: #eb272d;
$ e* V1 V3 c. T. Q# j - }
复制代码 - P2 u9 ^( U) ^! r ~3 I1 h7 P* J
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& O( R1 U5 }' `' t5 u( V1 |3 m9 n
- <!-- Checkbox toggle -->
( e0 n: G, F \: b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
8 M* _3 E, n0 Q% g3 w - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: L3 J5 `7 a1 c- r$ |! U/ A - <!-- Content to toggle from www.mfbuluo.com-->
9 c; X( u1 L+ P' r7 c - <div role="toggle" class="toggle-content">
B7 n& B# p4 y5 q - BA-NA-NA-NA!0 ]( Z) |: x% d9 Q9 T
- </div>
9 x0 a5 L, [1 n* e, {" _ - </div>
复制代码CSS代码内容如下: - .toggle {( R5 @+ j* Y. T2 {
- margin: 0 auto;
2 R' J# A0 k' N7 R2 F( `# K - max-width: 400px;
5 Y& N! u& A/ L& J7 S" J - }
- c/ f& \6 e1 {, I - .toggle-label {! |: p# ^) d, I7 ^" V6 G
- font-size: 16px;4 T2 l, R& I* c" G
- background: #fff;
; G! o8 r$ w6 M* P - padding: 1em;
( `" t; H- O" p& h - cursor: pointer;
5 Y% O. @3 V8 w+ e - display: block;; G P& P% j7 `
- margin: 0 auto 1em; n( W( f1 ^8 b% [* Z6 o5 Z1 L1 \; M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 ^! y3 ]& e- g$ K2 E: o
- border-radius: 4px;7 ], S0 p8 f8 E' E7 Z/ z
- }, H0 n, x. o6 G' U, v
- .toggle-label:after {% R4 p: Q3 y" ~. b% F, ~2 O3 n
- color: #ED3E44;
( C7 ~8 f2 h& A1 N: N& c - content: "+";
4 C7 B' J/ x# d - float: right;
8 |" u8 X2 E+ V* ^4 m+ ] - font-weight: bold;
+ b! r2 ]( p, m4 K- w! z( D - }. I( z" ^) @: v# X8 U) A& }% \
- .toggle-content {
- X: c# Z, [4 J. k - color: #B0B3C2;
7 V" h5 s8 p7 ?" s/ R - font-family: monospace;
0 r5 B. b; \, k1 M( | - font-size: 16px; u* }% U1 u5 P* y
- margin-bottom: 1.5em;0 O! y8 Y* m9 a4 K
- padding: 1em;6 S9 u: ~: O) Z, O8 |# A7 x* r
- }
$ n) f3 q" \* \# u1 @8 m; a - .toggle-input {+ ?7 ?) g! Z8 {
- display: none;' s4 G* p6 `+ f n
- }
' a& |+ t' z( ~$ J* m, ?* g6 @ - .toggle-input:not(checked) ~ .toggle-content {
& u# F. l9 A* z; |8 x9 j$ C6 c% a - display: none;3 v$ I9 F( W* \7 N, g4 W# p% {
- }
- b) }2 K- K" H( I' w& Q% w - .toggle-input:checked ~ .toggle-content {- `, F7 q9 U) D, y$ i
- display: block;% K1 e D% s3 [# q, z- R/ h
- }
Y) p& `! S: w$ h" G0 \" L" }& ^ - .toggle-input:checked ~ .toggle-label:after {
$ P! @7 N; d# K4 P W! o - content: "-";/ e! o& C, d+ L' c4 z. F5 [4 E
- }
复制代码 / T" P. }: s8 O/ j
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