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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 s0 K ]# A( y' [1 J
- Label for your tooltip0 q4 b/ u8 j. \% Q0 `) e) }
- </span>
复制代码CSS代码: - .tooltip-toggle {
; o4 ?3 V4 l# d8 u' i$ ~2 `2 N - cursor: pointer;
3 y4 F6 ?9 [7 \! W6 ] F - position: relative;
: O5 M$ T! f" J( R3 ^ - }
' B- x0 \; _- k3 N: b - .tooltip-toggle svg {
5 L; Y. n% }. X/ F, _ - height: 18px;
* d8 c4 l/ H* s2 }9 I9 v6 g - width: 18px;. P. A. l) ]! x/ l4 H: \
- padding-right: 0.5rem;
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- .tooltip-toggle::before {
1 b' z; p3 u/ }+ l X3 L - position: absolute;& t3 C) n9 ]' k
- top: -80px;( w( x+ {/ J5 r: w7 r
- left: -80px;- Z# }! ?' R- s, _' j- b2 [" P4 Y
- background-color: #2B222A;
- m3 E/ W3 r t( y! Y8 Y/ s - border-radius: 5px;
2 b2 s: O+ T. Y - color: #fff;
W) B' Q6 o: F# n$ ] - content: attr(data-tooltip);' c0 u* R: G7 ^2 S$ s9 j
- padding: 1rem;
- Q5 o1 V2 R/ h9 j/ m - text-transform: none;1 ~: S+ v: B7 q
- -webkit-transition: all 0.5s ease;
3 L7 n* X$ E V - transition: all 0.5s ease; H7 G& c# w- N# D$ u b5 N
- width: 160px;8 T, `. p& G. \+ q* @+ ~! C
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- .tooltip-toggle::after {& W, }$ C2 q. s3 T6 b3 ?0 Z! e
- position: absolute;, r6 W. h( {. a9 ]' H
- top: -12px;4 n- ]/ }1 z7 P( B, c
- left: 9px;& W4 h9 s! y5 x1 S# I
- border-left: 5px solid transparent;
0 B, D. v$ {8 J: H - border-right: 5px solid transparent;
3 K9 M) q# Q, r* r) Z, P; g - border-top: 5px solid #2B222A;
5 z5 V" S0 r# T5 ]' V - content: " ";6 X- s( b) M, X% Z) l
- font-size: 0;" H; V( Y. a/ l7 b `4 Q$ j2 q
- line-height: 0;
* p/ u: X) S: ]+ u$ a) }# w% x' S - margin-left: -5px;
6 c6 Z7 n8 V/ e8 [1 t1 A4 J - width: 0;! u& O; }1 C% ~* [+ H4 F, m
- }
- b0 b3 F( K/ J) C. e/ y8 l - .tooltip-toggle::before, .tooltip-toggle::after {
* y. K6 x% I+ V* M ]# b - color: #efefef;& @+ P! D4 R I1 N- d
- font-family: monospace;6 y; F: j+ v/ y4 {; ?4 C+ m4 |( H
- font-size: 16px;" E1 w8 B7 A# K2 C
- opacity: 0;: w1 p3 c7 X3 w+ ]% m: C) i4 U
- pointer-events: none;
! ?" Y/ Y; a$ o0 }/ i - text-align: center;
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' r6 r/ ?3 N) m! V! u ~ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {3 V1 z: G/ P9 d/ h
- opacity: 1;
8 V4 H6 N2 W" d+ W/ g) z' W( i - -webkit-transition: all 0.75s ease;
* J% v; C4 Q- U% M; b - transition: all 0.75s ease;0 g, P& D) ]. n0 l T% x( D
- }
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">8 n6 |9 A; u8 U' t* r' V9 ~# R
- <ul class="nav-items">
; u' V7 s' V6 `: A; p - <!-- Navigation -->3 h" [* D1 C' R- _" B
- <li class="nav-item"><a href="#">Home</a></li>- K4 M) `' w6 q& X
- <li class="nav-item"><a href="#">About</a></li>
1 P* T( C; q% D% h8 t - <li class="nav-item"><a href="#">Contact</a></li>
- ^9 ~0 v; @* k- s! Q - <!-- Dropdown menu -->( L3 A6 l" Z1 i% x
- <li class="nav-item nav-item-dropdown">; P/ \- H, _% M# h; P
- <a class="dropdown-trigger" href="#">Settings</a>
7 W! ~! y& b0 L2 V, |7 P - <ul class="dropdown-menu">
3 g/ I' ~; n" K, h; k - <li class="dropdown-menu-item">9 a- a; z4 Z$ ?# v8 }4 C
- <a href="#">Dropdown Item 1</a>& h7 J( g& M* A4 _9 d
- </li>. O5 M( ]) _% b' E L. T9 v
- <li class="dropdown-menu-item">0 ^ j0 [7 b/ F& s/ {! }) t- ~1 V
- <a href="#">Dropdown Item 2</a>' R) a, \ U' t$ D1 h7 z
- </li>7 C ~' X$ W' o% @0 M% r
- <li class="dropdown-menu-item">
9 Y6 X& W9 H2 X7 j" E+ o C' U) s - <a href="#">Dropdown Item 3</a>
2 e8 g j" L4 V, C4 M6 p' R& b5 U4 A - </li>/ l. k9 o) h+ Z% Q# h
- </ul>, @+ u' x2 `; m
- </li>% h0 D" j- L e+ D% Z3 _! z
- </ul>4 Q) H3 {" s6 @+ p8 {
- </div>
复制代码对应的CSS代码如下: - .nav-container { x& b c3 ~: Q8 y4 Y- Q: Y8 i
- background-color: #fff;3 z) C4 C0 g5 C$ X* { Y
- border-radius: 4px;$ R0 }9 q0 V( l8 U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 f- D$ O- z7 A6 A- E - padding: 1em;
( ^$ y: c0 ^! I9 _, {5 \, | - border: 1px solid #eee;
* S" ?+ ~- R# ]' J% S2 M: N. V - display: block;1 I& T1 v9 T" l# Q7 D
- max-width: 400px;
T0 F! a! h& V( x) b. ^ - margin: 0 auto;) U- j3 s4 ?5 L0 u/ X% Z
- text-align: center;: @# j/ P+ f3 \. w
- }7 [4 z5 u; B& W) x2 u3 [) R3 ]
- ul,2 s& f& V4 S2 Y" b, }
- li {
9 ~( ?6 E m$ k# @+ j - list-style: none;
8 W. H* c" z. t& m8 V8 z0 r - -webkit-padding-start: 0;0 \" ~. t& ^' x3 h; J3 {
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- text-decoration: none;
) R9 {% v/ L5 p - color: #ED3E44;' S2 n3 D0 R8 ^8 Q) Z
- }
) b/ K+ v7 b, ~9 S7 k - .nav-item {
" j. k% ?$ q6 t - padding: 1em;
3 ~; C% w+ Q* m2 n - display: inline;
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- .nav-item-dropdown {- m- I( X# F3 T1 U4 |" y. P$ I# {
- position: relative;" q9 ^9 b4 Z2 V8 ?6 t+ _
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- .nav-item-dropdown:hover > .dropdown-menu {
9 A* F) ?& G! R- q5 g - display: block;
% F3 Y4 K C; C - opacity: 1;
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- .dropdown-trigger {
! r; i8 p, K1 P& s - position: relative;6 J& u$ _/ ~8 I2 Z' ~+ i/ n
- }
! N: v3 y* m0 P2 h3 s# g - .dropdown-trigger:focus + .dropdown-menu {
' g+ B7 ~% Q& `( k - display: block;: g/ l' x5 l9 B( R9 a6 m
- opacity: 1;9 p6 Q. [) u" R0 g. m& m
- }, I: P$ x# V# N* Q0 y# h7 {
- .dropdown-trigger::after {
! }' Q5 ]1 b2 R9 x) s2 [! e9 c - content: "›";
7 G, O% u4 y' T- F- d - position: absolute;7 B ^+ T# U4 P+ C M/ D
- color: #ED3E44;
" y1 B+ U7 w/ o+ @. l - font-size: 24px;
3 O1 t" A3 b2 B - font-weight: bold;7 B3 p5 g; Q! P, F9 t- u% t& O6 |
- -webkit-transform: rotate(90deg);
( ]) \: e, w) d/ D1 r - transform: rotate(90deg);+ Q. V# X% u( x+ W1 q
- top: -5px;3 Z. Y5 z" \( g( R& g
- right: -15px;
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- .dropdown-menu {
3 C% i. e% L* ~2 T/ Z. P! ~" k - background-color: #ED3E44;" A3 s/ B& i; A7 |& i- w
- display: inline-block;
0 p0 V4 M+ E4 R5 C9 B - text-align: right;
( Z/ n; [. N9 @& [ f - position: absolute;
" d7 j# n. P* F - top: 2.5rem;& p+ N7 C6 p9 D3 ]$ G% y( s
- right: -10px;& o* C$ X, D0 g
- display: none;
- B1 _2 C- R N; M9 c - opacity: 0;
, @, L! Z. [3 J: U - -webkit-transition: opacity 0.5s ease;
1 s9 Q+ c' J+ { - transition: opacity 0.5s ease;
5 T+ J6 r3 `7 r8 Z. x1 P) s - width: 160px;
# u6 `0 x2 ^9 ]3 n ^5 p) F - }. o3 X7 t" q! U7 f2 H
- .dropdown-menu a {
* d& x' ^/ g. e' H4 ?) s+ Q - color: #fff;
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- .dropdown-menu-item {
) w# o9 \5 k; e/ i9 G0 f - cursor: pointer;
; w# K5 }* z/ m9 K s - padding: 1em;6 |# l3 \4 R, ` R2 Z" v
- text-align: center;
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- .dropdown-menu-item:hover {
; M7 f! r) w' X L( t0 b - background-color: #eb272d;! ?9 a1 k, k. W5 E) Y
- }
复制代码
/ s" \3 E! H! q" u可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
, p4 P$ U% H9 N/ Q - <!-- Checkbox toggle -->/ e1 r- d j5 X' }. U, `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# p, d% A6 c" Z3 n- m - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! p, \, b& H) U) q6 I6 }
- <!-- Content to toggle from www.mfbuluo.com-->
$ M3 E& k% x, z( r" e - <div role="toggle" class="toggle-content">
/ e' U4 ^$ \& Q! ]& l1 _ - BA-NA-NA-NA!- w! j) \8 b3 H8 i# h! E
- </div>. m8 C5 z% U" f$ g& N" T9 o f* f
- </div>
复制代码CSS代码内容如下: - .toggle {" F$ b2 B: e# o, e
- margin: 0 auto;4 l8 Z0 ] a; M9 ?5 V
- max-width: 400px;
' y* O; K* a6 G4 s - }
% s" t7 S' p1 n - .toggle-label {* L8 d b/ F! v# ?
- font-size: 16px;
* a# i% I- i* x& R! N- t' C: \ - background: #fff;
+ K9 G8 v! E1 X K - padding: 1em;- b' M3 W$ J& t. `6 Y4 ~- R, b
- cursor: pointer;
" A' V1 @, d o$ @1 n - display: block;
) P( C0 P' R- M - margin: 0 auto 1em;
1 ]+ y5 E; W+ |! E4 X+ e# _ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& Y, ]- O: G9 S- ` - border-radius: 4px;
( q# o7 b6 s+ p! i& y/ w4 y: g - }7 z7 a: k% h( I9 T& m! s
- .toggle-label:after {
6 Z/ u |1 b+ H! D p - color: #ED3E44;
! m2 D* o* x" h - content: "+";
( n2 Y. G( G2 @ - float: right;
, q* @# K) e8 U# r* C - font-weight: bold;
) I2 |- h6 R. ?) T# D - }# q% b" x* h3 `- Q2 L) u
- .toggle-content {9 g1 G- ^" [: d5 }
- color: #B0B3C2;* j+ h/ h+ C d: h6 W2 q
- font-family: monospace;
& ~4 j; i. h( q& D - font-size: 16px;" t6 `. n- a) _! e9 A0 K
- margin-bottom: 1.5em;8 I7 ^3 Z/ S! ?/ Y1 I- V
- padding: 1em;, M0 m# w& n4 a3 H, K, ^
- }+ @% K1 Q' ^4 D
- .toggle-input {* J; N. H4 } @% V6 n; Y
- display: none;
0 {* G& G" z+ t# P2 U - }
( K' e% b7 q+ q; Y - .toggle-input:not(checked) ~ .toggle-content {
0 g6 E+ A: V. T4 a1 W9 `4 j3 i - display: none;
W4 K/ e4 Z3 y9 E - }& o- r% f: w6 y) b
- .toggle-input:checked ~ .toggle-content {3 O$ r+ s" `5 K7 N ]$ q6 g8 A
- display: block;4 t6 L a1 C# J. h) q2 F+ g
- }
. G; g& K' @; V5 l# _7 q9 x, L - .toggle-input:checked ~ .toggle-label:after {
% M5 n! Q& L+ D3 u0 x% Y( O" N. } - content: "-";
2 B* t; k) \8 [0 C1 i - }
复制代码 ! ^$ z& B) D, n% s
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