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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!">8 _: [7 @0 ?/ E/ U1 j
- Label for your tooltip/ h0 y2 \, _& j W
- </span>
复制代码CSS代码: - .tooltip-toggle {
4 x6 i" {" H: C" j2 ?$ ~ - cursor: pointer;. H) \ S+ o! T1 D
- position: relative;* S, ^2 u, V& M7 y* ^) o
- }7 d/ T& D) P) r; p$ o g1 b
- .tooltip-toggle svg {+ [2 l7 K: b. ]% j W) ~" j
- height: 18px;
# n. [4 O0 w+ M+ P r, j( B - width: 18px;; S& R4 T' G! Y& V- e- w& w
- padding-right: 0.5rem;8 h! s! w! Z) K- q9 a) Y
- }0 p7 P0 N. y. U) G+ j
- .tooltip-toggle::before {8 g7 [. Z0 J. n. g/ q% ?& {0 g
- position: absolute;9 `9 y+ d. V) b
- top: -80px;
; _2 m. N7 V/ {9 U - left: -80px;
# M1 S. o. O+ u0 M - background-color: #2B222A;$ u) S7 t" T& r$ x* a H
- border-radius: 5px;- ~& i/ }8 X) a' T% n& f
- color: #fff;
6 K% ^0 c' \3 u5 }' ? - content: attr(data-tooltip);7 j/ Q5 a3 X( g8 j" ?
- padding: 1rem;
3 U$ c/ ^1 s( B% r0 W - text-transform: none;
' `9 T9 k; P8 s& v3 C - -webkit-transition: all 0.5s ease;5 s/ I0 @0 C; A2 l( D
- transition: all 0.5s ease;
0 d3 \1 d4 F" e9 M: w, y - width: 160px;, d/ f% \( h. j: F5 F( P, |. I
- }3 G: Y) h2 Y3 {; j/ U
- .tooltip-toggle::after {/ ~+ Q4 y3 {. |/ P) N
- position: absolute;/ [0 \' b6 r+ ^, c! C8 ~
- top: -12px;/ Y# a: h8 |- n" b1 [% D8 \$ h
- left: 9px;
- t/ u' S6 N* u3 `1 w& k - border-left: 5px solid transparent;
0 |, ]" O7 F' u( z- T" S - border-right: 5px solid transparent;6 ?/ H! X1 A% v1 Z+ t
- border-top: 5px solid #2B222A;8 ?& w ?- _) ^; \5 H8 S: O4 Q
- content: " ";
. \" ~& K7 }' ?, N5 O' ]( k - font-size: 0;: o0 V v/ ]; {3 `6 z$ b2 G3 r
- line-height: 0;1 R6 _# h) B- V2 V1 e
- margin-left: -5px;
' v2 r9 t5 Q8 `4 Y6 R! H5 r* V+ s8 e% P - width: 0;" o8 {, \4 a7 Z) N. a
- }) ~2 z+ q4 V, f0 j& O5 w; p
- .tooltip-toggle::before, .tooltip-toggle::after {
% B6 }9 A, A9 T/ |( ? - color: #efefef;8 U* \; p7 V# v
- font-family: monospace;
# Z" Q. v3 F. a - font-size: 16px;! W3 h4 `2 T- L* Z
- opacity: 0;6 f; `+ a" o3 `/ ]- _
- pointer-events: none;
; N/ ]2 k5 {% G- Y, U: y, J - text-align: center;
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3 O: W7 m- C" ?) J, @+ t5 I - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" p' v1 g" M. k( _) e4 }7 C - opacity: 1;
! s1 j8 p, f4 x' \# Y* w - -webkit-transition: all 0.75s ease;
/ N* v4 _; F, S0 |4 a3 N( A6 U: d - transition: all 0.75s ease;3 E8 q6 P0 X+ M5 M- {
- }
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">' u, f. Q" Q( S+ T& h5 q% z( ~
- <ul class="nav-items">) Z5 g# |- X2 D M: J! a
- <!-- Navigation -->
1 H9 { Y( ^* f- p - <li class="nav-item"><a href="#">Home</a></li>
; L; ~. O" y& h9 Y. w- ?3 R - <li class="nav-item"><a href="#">About</a></li>. W$ p0 L% F7 `
- <li class="nav-item"><a href="#">Contact</a></li>
- i& O5 ?5 p7 Z- I$ m" R - <!-- Dropdown menu -->
9 t! x; i( w# }% \ - <li class="nav-item nav-item-dropdown">/ X8 r/ g0 d n
- <a class="dropdown-trigger" href="#">Settings</a>
0 q) {6 x/ u3 ? - <ul class="dropdown-menu">6 O7 w; u0 Y/ w% \! l
- <li class="dropdown-menu-item">' B6 e% _, q0 l8 q5 K' D
- <a href="#">Dropdown Item 1</a>/ ?9 w9 K* L! L
- </li>
$ q/ p5 t9 y4 O- j! U - <li class="dropdown-menu-item">7 v! m) E* i9 c; s% X
- <a href="#">Dropdown Item 2</a>
% e& f/ n, ]+ ~ - </li>
# c/ O& C: {( a3 l: L, g( {6 k - <li class="dropdown-menu-item">
* j8 j( v3 r4 m3 ^* Q" D" z - <a href="#">Dropdown Item 3</a>! \2 a* v/ a) o( t! Z# _
- </li>
. j }# ]8 t { - </ul>+ I, g& y# b# x
- </li>
6 E# V" d+ n5 ?- N: B9 _! ~ - </ul>0 b* v" n9 n3 h+ ~
- </div>
复制代码对应的CSS代码如下: - .nav-container {
! o. M* d' k# ]; Q. x, J$ X - background-color: #fff;
- [7 V- s% A( D* ?1 T9 o* c - border-radius: 4px;
+ j# k& m6 X- B' T, u - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);+ M) l/ i4 a8 S2 d7 M) [% C
- padding: 1em;) n5 e; {( b _% ?( x
- border: 1px solid #eee;2 R" b: x& l( a7 Z6 L" {& J
- display: block;1 ^& G2 R" I) a7 W7 ~
- max-width: 400px;" O5 A4 r0 i) C6 A' ]( q
- margin: 0 auto;5 m5 N, `3 _ _+ W; y
- text-align: center;* L6 B) O" k7 |" l8 O, |0 w
- } t* Z# q6 h E
- ul,
2 a0 @ |7 _! n8 e - li {$ j9 U z- C# e1 c- Q2 R
- list-style: none;7 k# z x5 r5 a0 Q5 F# w
- -webkit-padding-start: 0;( l$ o& L3 c. S0 I- ?7 [
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- a {+ s0 x* r e! [& d4 n* [
- text-decoration: none;; F3 U' Z1 n* N0 D0 M
- color: #ED3E44;
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- .nav-item {
$ `5 n: p/ C/ A. S - padding: 1em;
- F7 s' a8 ~2 f# H" y - display: inline;9 R6 P. r: {: |, S- s
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- .nav-item-dropdown {/ O' M, ]- K: ]4 H$ C, Y
- position: relative;
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7 _) M& y# v" O - .nav-item-dropdown:hover > .dropdown-menu {' A& L' ]* F3 i7 o |/ k+ Q
- display: block;
8 I7 u2 A% n3 k3 L) _1 F, ? - opacity: 1;
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- .dropdown-trigger {
7 K) F! o7 z, s* | X: P - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {/ P" X$ D7 y& k! P
- display: block;
5 x4 J: w# v, a4 n, B9 U - opacity: 1;
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; L8 O& U% \! s' O# f& B - .dropdown-trigger::after {9 p5 s9 R# G' Q( r' x
- content: "›";
( e7 j$ x$ b4 |: R. ?, P! ~+ l - position: absolute;
+ {- h$ S/ U1 K) O - color: #ED3E44;) I3 V; ^5 q/ J0 H! ~
- font-size: 24px;1 f5 W6 s9 V0 C. S3 c& r
- font-weight: bold;9 H# W$ r- \9 E9 U
- -webkit-transform: rotate(90deg);
9 l6 f4 m E6 k - transform: rotate(90deg);4 `+ {6 j# j( M4 K! d0 C7 E
- top: -5px;
( Y) m' | z5 d+ p9 a) e7 a0 F/ F- z - right: -15px;& W7 {. \! S1 `$ W' }4 \
- }5 a# d9 H! K5 w( e* D& K
- .dropdown-menu {1 H* `0 m5 P3 Y; s$ r- q
- background-color: #ED3E44;- d2 \/ h4 o$ B7 }, m! }
- display: inline-block; M$ ?$ y5 V% B
- text-align: right;
- U$ p; p* T$ s+ J - position: absolute;# M) G& j. P8 W1 ?
- top: 2.5rem;
6 u: V1 f0 q- J- i - right: -10px;4 Y, i( }. u' X4 ]" C! I
- display: none;1 `5 ?" d, u+ ~+ k7 A
- opacity: 0;3 |* l" _, Z, _+ O: o
- -webkit-transition: opacity 0.5s ease;
6 R" u6 e% j8 d. U% P, q3 E - transition: opacity 0.5s ease;' F8 s- \, N5 M/ t3 S$ Z3 R
- width: 160px;
x' Q$ e" K8 ^1 Y# j - }
+ [1 N6 [& {& w4 c- o - .dropdown-menu a {, f- R- z1 f3 t
- color: #fff;7 V/ E- t7 q6 @/ U! p
- }- D) @4 e y' {6 g
- .dropdown-menu-item {% ]: z* t, @9 t7 @# D
- cursor: pointer;0 \; b: T4 N P. |# X
- padding: 1em;; `( E) I% u6 X/ h
- text-align: center;
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- .dropdown-menu-item:hover {: l) L! A5 J/ J8 j
- background-color: #eb272d;5 W, _1 A3 l) x; z8 r& r/ {6 c7 y+ }
- }
复制代码 : @+ m" @0 }5 D! b: n- h$ c' `$ f
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; ?% c! g8 W& ~# i- ?
- <!-- Checkbox toggle -->8 Z% C) K) H" b" x# z# V+ N8 u
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">, `; t' b- g [2 l- C
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ Z7 {" w& B/ K/ j: c) d% z - <!-- Content to toggle from www.mfbuluo.com-->
& X' h& Y$ D' n1 h - <div role="toggle" class="toggle-content">
! L& e3 \9 U9 j& t2 i/ v; F - BA-NA-NA-NA!
; S" q! |+ t" Y4 \$ i - </div>
: R5 N% z) V4 X8 y' x - </div>
复制代码CSS代码内容如下: - .toggle {
) C2 X2 C8 c8 b L! P* E - margin: 0 auto;. w& H3 V2 e. }& e- x1 E, b
- max-width: 400px;
8 H9 X4 T' ?; @/ M/ j) i3 {- Z7 ?& i - }
# X* M n& j+ G. o4 o" k5 T) X - .toggle-label {0 R2 i+ k0 [% k* A( Q# e7 e( W
- font-size: 16px;
/ a! d+ c+ l D" z* |( z/ l9 Q - background: #fff;9 N& n! b( s/ T9 }* Y
- padding: 1em;' V- H% g% R" U$ V$ M+ }$ d
- cursor: pointer;
9 ~' S, R9 A* ?1 z - display: block; i; T; F7 z, R# d1 u
- margin: 0 auto 1em;$ q: Q# p6 V- G& G% s8 q0 g
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 f( e& I1 G( G, q3 W4 z
- border-radius: 4px;
8 s# B. p' \( ?: H& @2 Z - }
* \, _8 n5 I. ]' S; f - .toggle-label:after {9 k+ v4 W) b& L) t% h n' n" s
- color: #ED3E44;
4 y# ~8 }4 Y9 @9 l& _4 @ - content: "+";
2 o. V# ?& n. X, O - float: right;
4 C0 l+ ]- o# }1 \0 k# p; Q8 ~. i - font-weight: bold;
7 n. S& `$ a" X. p - }/ n1 l: [4 x+ V& Y
- .toggle-content {
3 w" T3 t9 ^( [' o" n - color: #B0B3C2;. G0 Z9 I9 [3 ]+ ?" K
- font-family: monospace;" c5 c2 a$ ~! d
- font-size: 16px;. R6 N" ]: I! _+ y5 P
- margin-bottom: 1.5em;# K& k8 x) b, p& K/ L( J; C, j
- padding: 1em;& d$ w+ S7 |& G3 C8 U4 c+ o# U
- }* q, u# L' a: s( Q: G5 ^
- .toggle-input {. c% B6 r5 V' |* B( a
- display: none;/ G2 Z" s! H1 q) @9 [/ k0 n
- }- U% o% l# u$ i" K0 G& S
- .toggle-input:not(checked) ~ .toggle-content {
5 ]5 Q( F0 U( L% X: U+ o5 { - display: none;, D! X5 b$ ]; P8 M0 d* [& ?
- }
+ U5 _0 S x4 r4 n - .toggle-input:checked ~ .toggle-content {7 ~: B8 G5 g: x( `( `" G) ?
- display: block;
# b6 }1 C/ D9 s7 Z7 ?& M0 s - }
7 d& N# u1 \. T* t - .toggle-input:checked ~ .toggle-label:after {: k5 s1 [+ g* E, t6 T+ {
- content: "-";! W1 Z L7 F, ^9 v
- }
复制代码 . g& q7 b5 e3 q1 w0 \ y: e
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7 I$ p. j; ?3 |7 O' d! u7 v0 q |