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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!">
1 g4 y |7 s: G6 D. j- e! p' { - Label for your tooltip
5 G& l1 F7 q3 R* R, L5 W6 c - </span>
复制代码CSS代码: - .tooltip-toggle {
( u$ _. j3 Q! d: k# {( ` - cursor: pointer;
9 @1 n' e7 D' H' M, l. J/ w - position: relative;$ c ~% k1 v" G1 y; c4 `7 }
- }3 Z+ X/ _9 g" @6 a
- .tooltip-toggle svg {8 c; l3 n8 Q# s
- height: 18px;
* ^( Z* Q6 m/ \: k7 ]6 h. J2 O9 @! M - width: 18px;2 ~3 u' A7 S2 q, y
- padding-right: 0.5rem;
5 Q1 S' y3 u' W0 o% H - }
/ ^. w; s4 V. L6 t( d' x - .tooltip-toggle::before {* n0 {: l. H$ ^" I: }
- position: absolute;0 j$ j9 j6 t6 G2 m
- top: -80px;+ M% E: f( T2 H5 D, m
- left: -80px;
6 M7 [7 j6 n9 j5 S* X - background-color: #2B222A;. {# w/ i! K* u! g
- border-radius: 5px;
+ i' i; @/ O2 m* V5 x2 U! Q2 o- G - color: #fff;5 N( s/ B4 C2 I3 |& Y1 c
- content: attr(data-tooltip);) m) K2 T- s+ t+ C# q' c( n
- padding: 1rem;1 w6 z- |/ a" o% ]8 b
- text-transform: none;
( u% R5 S' _: t6 G3 O - -webkit-transition: all 0.5s ease;0 c! K7 l. b; S& E- o
- transition: all 0.5s ease;
; w$ T' ?: \0 t& ~/ P6 o5 I - width: 160px;
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- .tooltip-toggle::after {- q# Z$ _* d& z5 W4 l. W4 Y5 L
- position: absolute;8 r3 U1 n! A4 m
- top: -12px;4 d/ e6 Y$ e1 R3 q. @- f) F
- left: 9px;
; _2 Y2 Y1 ]& ?2 O/ [' \% R - border-left: 5px solid transparent;4 H2 D# o1 r0 f3 j7 J
- border-right: 5px solid transparent;
- Y4 {8 D, s: r* E1 r. [ - border-top: 5px solid #2B222A;
: o% a* Q) q( U4 ?/ v - content: " ";7 t- ^& G% M, i* N- Y; p4 w
- font-size: 0;
" p6 Z0 p |' X9 R" C - line-height: 0;& k! B' _8 J$ S9 U( z8 S7 U
- margin-left: -5px;# ^6 \7 ~! Q+ U: i% i8 g) w
- width: 0;
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4 y9 v& [8 c1 J8 l9 J0 p& I - .tooltip-toggle::before, .tooltip-toggle::after {
2 f) v8 J9 n* p7 W8 B2 j - color: #efefef;, l; ^' C2 ~% y$ _6 M( [: K! G
- font-family: monospace; r6 y- j) G# G. K, Q9 k* s" x
- font-size: 16px;
' n2 N- r$ A0 {% ` ~8 N - opacity: 0;; w' h6 ^ T# C' X, y8 k
- pointer-events: none;' d5 i, }4 [' y5 R) w* Y, w
- text-align: center;! Y( Q+ A; y) e; {. d. ^! Y' _
- }6 ~: S, U3 E; z" }, J
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 r# C. X% u- E8 f4 { - opacity: 1;
( m+ }- R: e& _1 H. b2 j" Z - -webkit-transition: all 0.75s ease;
- v3 Q: ~ Q* j, I - 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">% r9 v; ~( {% M
- <ul class="nav-items">- x0 s4 B: j4 g H' ^+ ~1 R
- <!-- Navigation -->
% q5 }4 Q' n9 J4 ~) u+ } - <li class="nav-item"><a href="#">Home</a></li>. t* D J4 ]# ?$ h2 f& w
- <li class="nav-item"><a href="#">About</a></li>
* A! Y( t7 T g+ k2 ~4 e' k - <li class="nav-item"><a href="#">Contact</a></li>
' Y7 @) J# ^/ A: h6 x, Z; @ - <!-- Dropdown menu -->3 ]& G$ b# | l
- <li class="nav-item nav-item-dropdown">, W- I3 l0 |$ P2 S) M( Y4 e1 I5 n# j
- <a class="dropdown-trigger" href="#">Settings</a>/ ]; l* q7 ~4 ~! Y
- <ul class="dropdown-menu">
$ K% Y. ?8 W! j" B - <li class="dropdown-menu-item">- h" ?) d, x- [/ D! h6 X9 G9 S
- <a href="#">Dropdown Item 1</a># `0 G* L) ]0 R0 C
- </li>1 I( u) L) h$ T. v
- <li class="dropdown-menu-item">
1 M0 k/ C+ n% w; p. d) a - <a href="#">Dropdown Item 2</a>
# d& `2 ^) K; M5 u6 y - </li>; E8 Z, y- ]! K$ v
- <li class="dropdown-menu-item">$ @; S8 z3 g m [/ F' R& \
- <a href="#">Dropdown Item 3</a>
: m$ f0 h! _8 C" h6 B- t - </li>7 v$ f; l1 @: M8 j+ b
- </ul>
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- </ul>" N# A/ _) w" m6 G! Y
- </div>
复制代码对应的CSS代码如下: - .nav-container {
( J \- o' l& d: I - background-color: #fff;
% [ T* h I( w - border-radius: 4px;
! C& x0 J4 ~' c3 k6 I - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ d4 S$ J0 l* l! H: M. D- N7 l: | - padding: 1em;# P1 _$ [* D3 T: m+ Q) ~
- border: 1px solid #eee;; ?) O8 l. R+ o* b/ d
- display: block;, S7 f! c/ b. A( x3 b* @0 h3 n
- max-width: 400px;$ N; t |/ l f6 a% A3 O
- margin: 0 auto;' d- R0 z" d- W" o/ x8 X. b
- text-align: center;/ S. C4 j, L$ @/ i2 `" x
- }) G+ }" K; W0 |( o" U. S! c6 K
- ul,
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- list-style: none;
) B5 b+ E, s' p/ ` - -webkit-padding-start: 0;5 ]9 r3 U: M" K5 ]
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- a {
" `& [" f0 C' H8 E - text-decoration: none;( l6 A6 R" w, b2 b8 a# [
- color: #ED3E44;, c1 e: E8 L* {/ l, z/ ?
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- .nav-item {
6 F5 V0 V% ~. l$ o @" z - padding: 1em;
; c1 `2 p- [; L6 |0 [! P - display: inline;
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7 V8 `2 F/ r) p& k7 [+ [ - .nav-item-dropdown {
& Y) }+ u. J3 J( b" _& V - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
! z2 ` C& h, A4 Z# U - display: block;
* C. e. d2 F3 n% p/ r$ j - opacity: 1;, u3 Q$ p3 |1 i" S. e2 n
- }
6 n2 k* q9 j8 f& P+ [% X9 t - .dropdown-trigger {- b3 {% c1 g0 }/ y5 y4 N" g0 r
- position: relative;# l+ _- A% I3 l
- }
9 Y! u& K/ z+ ]; E" Q: k - .dropdown-trigger:focus + .dropdown-menu {
; x0 @! M. o% x) Y6 \' H - display: block;. z5 P4 E" j, O" `5 [
- opacity: 1;( e/ V7 F- p; Q- j* q& Z
- }, O; I2 S' ]% b: J
- .dropdown-trigger::after {8 U! _, }6 |) S P& P1 E
- content: "›";
- P' ` H, A0 O ?8 a6 D - position: absolute;
* \7 K l2 B1 Y5 K! l' ~% B, R- c - color: #ED3E44;
+ R8 A0 g7 a' s: y7 _2 v - font-size: 24px;
# c: M" }& a4 X1 Z/ g) y( C; x! R - font-weight: bold;
" x& t1 q |9 J- e! F - -webkit-transform: rotate(90deg);3 V' R. L: @+ U1 r+ Q
- transform: rotate(90deg);8 C, ^/ P4 b5 R: o6 m' y
- top: -5px;/ H+ n3 s& l9 \/ b
- right: -15px;
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- .dropdown-menu {" ~7 e2 f) \0 r
- background-color: #ED3E44;
4 p% ~- P! \. Y5 D - display: inline-block;( k# i& q' h; g6 b& Z9 T7 I5 z; {9 z
- text-align: right;1 c2 y4 z, c6 e: T, z% N6 ~
- position: absolute;1 g+ y) p7 o5 g z
- top: 2.5rem;
' I {* V. N# ]: B$ c) k - right: -10px;% D' J# R2 W6 {" O
- display: none;, v1 g v" Y! T0 A$ @2 I; M# u
- opacity: 0;
, u- _1 C2 P& A, A6 g3 s - -webkit-transition: opacity 0.5s ease;
6 M7 Q& t7 y# ]) v% l! `$ z - transition: opacity 0.5s ease;
; W: W, A, M! i7 ?/ d8 U, `6 u - width: 160px;
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- .dropdown-menu a {6 J) }+ @: w+ w5 a, Y
- color: #fff;# a; y! X3 C3 p. H
- }
! l/ u6 p5 R9 p5 z) J" \ - .dropdown-menu-item {
6 _. k, |9 z( ? - cursor: pointer;
* z' J9 z- O6 Q! L; o6 p1 A n% ], Q6 h - padding: 1em;+ B/ W' a2 h( M4 p; r
- text-align: center;
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- .dropdown-menu-item:hover {
1 D' w, t& M, ~$ w, P9 N5 ] - background-color: #eb272d;
( z% E$ U/ ]- }0 Q - }
复制代码
. E1 h8 x+ c, f3 I可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">. {' M) E4 w4 o- I' \ g8 Q
- <!-- Checkbox toggle -->
5 c/ o! g/ n7 H. L - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
+ @- V. R9 T0 [( w7 @4 B - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
: y- M$ ?9 V/ ~+ L }7 r# Q. B - <!-- Content to toggle from www.mfbuluo.com-->
( s- m+ ~% z4 m; D+ h% i: @ - <div role="toggle" class="toggle-content">% X& e% {/ E8 ~; J7 N+ V8 v
- BA-NA-NA-NA!2 W' T: Y5 @; S5 Q2 u& X9 L0 i
- </div>
6 D5 y7 I' p G3 u) Z: g - </div>
复制代码CSS代码内容如下: - .toggle {8 k1 A+ t' x4 H+ ?$ y
- margin: 0 auto;# L# Y) h8 f! L4 T
- max-width: 400px;8 y6 K/ C( s& R+ y& \: k, X$ l( c
- }
' C" q. J; e! t - .toggle-label {+ Y' k9 n' S% X# R# a
- font-size: 16px;
/ _( T7 f6 n1 o6 ?% v$ l. m - background: #fff;
Z: g% i5 E, ~7 N - padding: 1em;9 T; M! e8 C5 G: B7 h- z& Y+ ^
- cursor: pointer;9 u* a5 b0 C. [* T
- display: block;& Z$ P1 C' o% E& T* G
- margin: 0 auto 1em;# ^4 E5 R2 y+ l+ X4 b! n S7 n/ z
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 P5 b5 }4 \% t# J1 }! @ - border-radius: 4px;
- i5 ~. b, S9 `: J - }
' S2 I8 q- j; X# [/ q8 c - .toggle-label:after {
3 I, @7 Z- {' B9 W V) m - color: #ED3E44;: ] t6 B; g& b C3 V
- content: "+";( s6 V# h8 ]+ N* R
- float: right;" k D* t% t+ F- [0 l
- font-weight: bold;3 s7 O# A* @* S. O4 V* A" p1 i
- }
# Y+ {( K5 {3 D - .toggle-content {
0 N# f9 \/ o$ q+ h% T. m' V - color: #B0B3C2;
6 \( }* [& e3 U0 K( k" d# Y - font-family: monospace;
2 G! ]1 p& F& e0 y- c3 p2 B# r. } - font-size: 16px;
+ s+ A( o8 y2 Y( ` - margin-bottom: 1.5em;
- m, \8 ]+ Y7 \! E# B5 X - padding: 1em;
2 ?) T6 X B$ i- y- b) A. { Z) ^ - }
! g' A# c" P# \ N( d - .toggle-input {- M) [9 ^4 i9 g1 f# u
- display: none;
. p/ Z' C# k2 a3 ?( r - }
- |3 m \4 T3 h. l: {! V# j - .toggle-input:not(checked) ~ .toggle-content {
h* L- f3 w2 _ - display: none;8 f1 a$ ^! }& b$ Z6 x, Q( W/ d
- }' l' C& S3 l# H: U. V
- .toggle-input:checked ~ .toggle-content {
* `+ d+ ?7 J9 [: R& C( t" c$ \; s0 i - display: block;
: f# A2 O [/ s3 o: | - }
( g7 \& ~! G! ]; n: { - .toggle-input:checked ~ .toggle-label:after {9 X; i/ G$ q$ m! W
- content: "-";* V/ h$ l0 N: B
- }
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