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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!">
$ F% j e: B# G - Label for your tooltip, S- m3 H W( J6 a' n
- </span>
复制代码CSS代码: - .tooltip-toggle {% q* O# ~( k- B. s8 S8 `
- cursor: pointer;
9 W3 D, L; r7 [ w0 J$ T - position: relative;3 f$ K' G2 E( ]* {
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- .tooltip-toggle svg {
: {9 l) A$ V" W - height: 18px;5 W, L% ?% V& P) d; Y! B
- width: 18px;
' C& p/ l# _7 R - padding-right: 0.5rem;; [9 f; n4 L* n! B+ d
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- .tooltip-toggle::before {2 r1 S# b* b: j" W, |6 N5 u
- position: absolute;1 ? r: R/ c& C
- top: -80px;
/ ]- t# Z @9 C& Y& ~4 v - left: -80px;
4 }4 n7 y, M. g; {' Z5 t. M/ ` - background-color: #2B222A;1 M, m5 r$ {6 _! z! t
- border-radius: 5px;6 }4 h5 S7 @3 ~9 \5 i
- color: #fff;
* ], m5 l! h) r, y3 E - content: attr(data-tooltip);
. e( P% |- f- y8 j( v( p( Z& l - padding: 1rem;
8 D0 P* M0 q" N2 T( Q- s+ d0 l; ^ - text-transform: none;6 ~' F9 ]4 Q& b4 s
- -webkit-transition: all 0.5s ease;& Z8 e3 \5 S& T9 u! p
- transition: all 0.5s ease;
6 C0 ]" L! L* X3 v# I" Y4 o4 | - width: 160px; l. R( S; L& s. w2 }
- }
& `( k$ | s9 ]1 R% h8 b% H8 j. }# h- M1 Z - .tooltip-toggle::after {" h: C. D* s; k3 a. k' t8 d R1 ^1 D
- position: absolute;3 ^" x' a# V( o. Z% j0 O; _
- top: -12px;
9 o0 _% Y, {5 Z - left: 9px;
) A! S, v0 m- Z - border-left: 5px solid transparent;
- F0 V" g" t/ S/ b& x - border-right: 5px solid transparent;
8 i7 r% s2 h; Q- |; W - border-top: 5px solid #2B222A;; Y3 F' M# N @6 _9 N/ Z" t
- content: " ";! O0 E/ w N$ U( [) d
- font-size: 0;
, x& v9 x+ f! v. M, p - line-height: 0;( t3 i' M! F" ^8 o& \. r% U9 a8 j
- margin-left: -5px;
4 n7 ]2 r4 Z8 Z - width: 0;% |) U9 s5 r7 V% I. u
- }
' A! ]# E$ } U - .tooltip-toggle::before, .tooltip-toggle::after {( ^7 Y3 C5 F' D0 A, q: E
- color: #efefef;% @, Q" P' K% D
- font-family: monospace;& l# ^# V" d3 B. g( U
- font-size: 16px;
) {8 o" d! f7 |) K+ Y2 S' y0 ]. g - opacity: 0;
1 D7 T& ?4 d- m+ F7 j - pointer-events: none;
( e6 n( @5 y6 e0 @ - text-align: center; h& b! \6 R2 [- q" g* _1 {! O9 ^
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {& Q' x0 s+ ?! `* b# Y% U. {
- opacity: 1;
4 N6 Z# N, I& O8 w0 L# X - -webkit-transition: all 0.75s ease;8 }/ a& J7 q/ ]9 z/ U9 z
- 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">
! T/ J- e/ k' N - <ul class="nav-items">0 E& B+ F, u* }( I+ H0 s5 X' m& z, ]
- <!-- Navigation -->
- F9 s' J3 g2 S& H2 d7 | - <li class="nav-item"><a href="#">Home</a></li>
& \$ s% R) ~. ^5 K2 z" N1 s& S - <li class="nav-item"><a href="#">About</a></li>. g! ~3 t, \8 z. D$ q: Y7 d/ i
- <li class="nav-item"><a href="#">Contact</a></li>
4 `* c' I& f' A$ { - <!-- Dropdown menu -->* {9 W4 ]( K8 m" X
- <li class="nav-item nav-item-dropdown">
. h, ]! s3 S: |. I4 z; X0 C - <a class="dropdown-trigger" href="#">Settings</a>5 ^/ o- W2 I5 N G% O6 e
- <ul class="dropdown-menu">' |7 x6 d: }% e+ Q& r t( E0 Z8 Z
- <li class="dropdown-menu-item">6 N* `. o8 y5 H8 S! {& V
- <a href="#">Dropdown Item 1</a>
. s2 N/ E# |2 c" N - </li>
8 s8 W8 v% s% Y1 }/ ?, K - <li class="dropdown-menu-item">& k1 _. ]5 ?9 z$ a+ R% \ @
- <a href="#">Dropdown Item 2</a>( d p" a; Q* ]" U- i2 G
- </li>
* H* e+ U4 p# Z3 O; K) T - <li class="dropdown-menu-item">) X8 d$ L5 E8 i, U3 c- p# r$ U4 o9 _
- <a href="#">Dropdown Item 3</a>
- o: |6 s- _6 |7 {; t - </li>
" n' l5 F. N' z - </ul>
% I9 ^* D" u0 j* S9 [' q - </li>' K, A" A$ v6 J) s7 X0 j7 o
- </ul>9 P1 n% r4 `; K8 e+ Q7 a+ l% I
- </div>
复制代码对应的CSS代码如下: - .nav-container {
* z7 U# Z1 \1 U7 m7 b# h$ n J - background-color: #fff;
+ ~( ^6 [' B; F8 w& R& @/ I- \! Z - border-radius: 4px;" x# {) w _6 E, A) u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 j& [! o/ N4 Y& [ - padding: 1em;. ?2 H, |$ u8 ?0 j' z2 l! D
- border: 1px solid #eee;8 ^% L/ S4 T/ k8 ?5 o- Q
- display: block;' r3 S+ ^/ l% ]; h/ H) _( A
- max-width: 400px;
" B, D1 ], k2 L6 M - margin: 0 auto;, f) U4 l# \# b* m* B- y
- text-align: center;% ]* n- T5 N' n
- }: S5 o8 f2 F9 g+ M! f
- ul,: c; T& {2 ~( R, ^8 O* j
- li {3 k# g/ j( u, J9 C
- list-style: none;
& x8 h5 H2 X: ~) E8 }7 g - -webkit-padding-start: 0;
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' I$ `% Q9 {+ {* [1 _7 j5 T+ W - text-decoration: none;! H7 u4 T2 Z. U A5 n8 }% ~! M
- color: #ED3E44;
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: R3 W( U8 H) s% D+ F6 I( Z - .nav-item {- E+ M d7 g3 J0 m$ s" R% V5 ~
- padding: 1em;* U& |/ e5 g3 b" N# V- \
- display: inline;
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" T1 o. r4 h- Z, @ - .nav-item-dropdown {
: O5 c, X3 G. X3 T" E3 R" z; r3 v: f - position: relative;
- n5 V4 V& b! i- s - }
9 L) v# k# a1 H - .nav-item-dropdown:hover > .dropdown-menu {
3 l$ {: I4 L# a5 L/ @' z# w C$ h9 e Y: | - display: block;+ X0 n5 Y5 r! X G
- opacity: 1;1 ^2 u0 d4 V$ l
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- .dropdown-trigger {
6 P# n# a3 p% E& p3 Y8 \/ O4 H - position: relative;% n) i6 W) I! a/ Q4 |
- }
2 U; g" Q4 ?. H: D7 n* ?! ?: T - .dropdown-trigger:focus + .dropdown-menu {
1 ~, y: ?, j+ a1 f/ b4 C( J - display: block;3 z( Y& C/ Q- o2 ?5 A1 y1 R
- opacity: 1;2 A; u; F4 M! ~) n
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- .dropdown-trigger::after {
1 F# K9 D& N; b - content: "›";
2 [& ^8 G2 \" _# ~! q6 M - position: absolute;, ^, `% \* ^, X* D8 t0 a
- color: #ED3E44;2 m5 c# k& f8 f1 ~% _+ I; w' i4 m
- font-size: 24px;' @% d9 B& W! M5 q
- font-weight: bold;
# F9 q" @/ x' N0 \ - -webkit-transform: rotate(90deg);6 }; }$ h9 [4 P0 Y- _
- transform: rotate(90deg);1 J5 T2 b4 [) W) G2 a% m
- top: -5px;
$ Y+ N1 {& D" ?; x) p# Y - right: -15px;6 n4 i' x% D4 p# p
- }3 d I: G% C3 }
- .dropdown-menu {- ?& Z. C8 K$ @1 z1 A* Z ?: p
- background-color: #ED3E44;5 B1 g# p! e2 Q" \" d
- display: inline-block;
( N/ b K( `/ z, v/ D' q( I - text-align: right;
. H# a$ w2 S7 Z0 b" @# y' d a - position: absolute;
4 M! Z; d* y8 n9 A, i, g - top: 2.5rem;& \: `1 D8 N& c
- right: -10px;2 _5 z0 f5 i) k- v6 k3 K0 U; V6 }! s
- display: none;- l' s. z, G, D( n" ?
- opacity: 0;1 ~! }- y% L7 Y% z3 b
- -webkit-transition: opacity 0.5s ease;
; \! v" t( {- R* f" [ - transition: opacity 0.5s ease;. L( M4 f/ Y: k) O* A( c5 G
- width: 160px;
7 o W, K- I/ J/ q - }
' x j+ x* y4 _- `- F1 E - .dropdown-menu a {
8 l/ v, k! n" K U' l* h5 W - color: #fff;
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- .dropdown-menu-item { Y V8 l6 h, c# z/ O+ c
- cursor: pointer;
( |; }$ l; H! d, ~0 P/ R - padding: 1em;3 i7 P6 R: q' r) Y1 G" e
- text-align: center;8 [& \4 E x) P* j0 n( [+ F
- }7 w& | C. b1 E( W+ l- y2 D V8 z
- .dropdown-menu-item:hover {# S5 ?- z7 A8 m6 u1 p! G5 n
- background-color: #eb272d;1 e A9 o% [+ z5 h
- }
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3 r' v& @7 f9 Z% M# X, ~可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"> v1 k/ e) X% {% b5 V% n
- <!-- Checkbox toggle -->, G+ m' t- ]0 n% I$ a: ]2 a
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">8 L# f9 [0 ?9 O/ Z* ]
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>, P* U) T5 m& H! I l/ a
- <!-- Content to toggle from www.mfbuluo.com-->9 }- W: N1 ~9 F% p8 ?
- <div role="toggle" class="toggle-content">
% ~" L# n1 d" p - BA-NA-NA-NA!
1 x7 ]% r N+ W( W1 L J5 ^ - </div>8 J$ A8 [* `% `7 X
- </div>
复制代码CSS代码内容如下: - .toggle {4 a; H' {) f9 v/ k/ W g+ g& P
- margin: 0 auto;
! O" G7 S" L) I" |) B. @ - max-width: 400px;
5 V3 v. {1 C% Y! g9 X - }
5 G# G- t5 r( h( \ - .toggle-label {
: d$ J8 f# T4 z - font-size: 16px;, ]9 ^' q4 a! j: J7 h% W* q6 a/ e
- background: #fff;
+ A+ v! C, u( @4 } o" K r - padding: 1em;
7 `. D. z- C0 z2 ? - cursor: pointer;
/ V/ x0 Z. b: I+ R1 z - display: block;' i5 C! s5 G- g8 X# |# }% E
- margin: 0 auto 1em;! r) K5 H+ n e7 q8 A4 R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- b! H/ c- l3 K3 j5 V) l9 @* { - border-radius: 4px;$ R! s. k% Q5 A0 t$ H( Z+ ?% }( h
- }3 k- F1 t( H) W' E! h; u6 Z
- .toggle-label:after {
' r2 `' M; V7 g( y) e - color: #ED3E44;. v1 f( Y& r x1 `8 E* V# r
- content: "+";! e/ J( w7 x7 g1 T
- float: right;& \8 ? m- K( S2 |
- font-weight: bold;0 H, ?# b; l& j$ g
- }& _8 F4 O5 i% }' i4 n* G, H1 ^3 e
- .toggle-content {
2 p6 h: q, b- Y' L/ U# w+ G - color: #B0B3C2;% S: ^- Y3 J' [) k- l4 u9 j$ }, V
- font-family: monospace;, D* c3 ?2 z0 p$ n$ @
- font-size: 16px;
9 ]2 E& R3 r+ H - margin-bottom: 1.5em;& N5 N+ r2 i s
- padding: 1em;9 H l; j. e1 n$ M% l: s
- }7 o9 ?( \# K5 n, C7 S
- .toggle-input {
. J8 Z V6 H* b2 c$ y - display: none;* g* c- A- |7 E
- } ~8 c, I, w4 B8 q) R
- .toggle-input:not(checked) ~ .toggle-content {+ s; S# F8 m+ ^
- display: none;) Z @* F3 [/ Y# F# b! h
- }" {* B* f, E/ ~& d, @2 B8 S- j
- .toggle-input:checked ~ .toggle-content {9 r4 G& k9 X& t m" O% z
- display: block;
M; W! |* [# Y9 ^* ^ - } C6 n. u6 m. J& A( d
- .toggle-input:checked ~ .toggle-label:after {
" T* \% U! A0 l - content: "-";- Y3 r* N- A- o1 m
- }
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