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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!">) u0 \, i6 f3 v) P% |1 c5 K
- Label for your tooltip$ Z" j- q3 D4 y! Y1 c" v# c
- </span>
复制代码CSS代码: - .tooltip-toggle {
. D% y1 g+ O8 `- r# r: S% e - cursor: pointer;, U2 y) h" U) s u) H
- position: relative;
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- .tooltip-toggle svg {4 D! a3 F* `% y8 X
- height: 18px;+ I* q( l/ S: d* `# [+ K/ n
- width: 18px; `: w0 H0 I" n# f: }
- padding-right: 0.5rem;% |8 G" F0 ~% ]; Q7 ~7 R$ k8 W
- }
% y/ `' M0 K3 ^" F - .tooltip-toggle::before {0 r( z" S) P ]7 C
- position: absolute;
) D, l M2 h% \( k; b4 y - top: -80px;
. e n! ?; g1 C6 n: x - left: -80px;( l7 N4 Y8 u8 z) z$ Y; q" ?, }' `
- background-color: #2B222A;
3 x' B8 t& w( h5 f - border-radius: 5px;. v* f' T" q( ]! |2 T8 ?5 g( t
- color: #fff;8 r& Q7 A% T/ [0 D2 H; A
- content: attr(data-tooltip);. B2 X L+ l" f, Y- J) Y
- padding: 1rem;! N2 {: f' Q' g
- text-transform: none;
1 J8 x) [; o0 Q - -webkit-transition: all 0.5s ease;' [% E8 b4 q" \4 D$ |5 t" K: I5 {
- transition: all 0.5s ease;
* |( Y: p/ K( w" S' C( H+ `% V: U - width: 160px;& ~( W) B7 W8 V |& R" F
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- .tooltip-toggle::after {
y; Z0 F; x' l - position: absolute;; T9 o* G) a7 K9 U8 w
- top: -12px;
% E3 J4 K, @# w& ^7 V - left: 9px;
! j5 ? @+ V& U* e - border-left: 5px solid transparent;6 U# C* |. } R# ?, s
- border-right: 5px solid transparent;
5 u6 p5 d. U3 g. N, E$ m# B T3 S - border-top: 5px solid #2B222A;
7 ?, y# I* L! Y0 r5 f - content: " ";3 g1 Z9 c3 p1 C
- font-size: 0;; U$ U/ T1 O8 D8 {+ @
- line-height: 0;
& b0 M- L5 Z" y - margin-left: -5px;
4 j( k1 w! Q$ ~) t0 H8 [; k" [6 h$ |5 N - width: 0;2 u3 |) a! T- ?5 k6 @
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- .tooltip-toggle::before, .tooltip-toggle::after {
) ^ {* _/ w" G4 y$ A3 H; _ - color: #efefef;2 ~: u8 x# M( l: P- Y4 D5 z
- font-family: monospace;
0 W* V5 o, k i9 w* g- |: e Y - font-size: 16px;
) p4 b% c- u6 C8 V* n( ] - opacity: 0;7 z; I+ j4 l& r7 {- P \
- pointer-events: none;
1 O }; v0 B* N* D9 r- `7 @; b( @ - text-align: center;
+ y3 ? P* ^7 c - }
7 \% N9 y4 p* g U/ u - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {! {* Z5 Z: d+ b, I4 E
- opacity: 1;
0 G- Q! {% H5 s% T9 G, p P - -webkit-transition: all 0.75s ease;
, m4 H, m1 I4 S" B0 C( C" b - transition: all 0.75s ease;
. g6 b3 p! E# G$ {: h6 y* i# 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">; M8 G- \' c) P5 m/ J" M* e+ S/ W
- <ul class="nav-items">, }+ }8 Q; j) \0 z i+ q' |4 n6 [/ O
- <!-- Navigation -->
- {, k" x4 h( ]( y3 j& t2 W* {9 s - <li class="nav-item"><a href="#">Home</a></li>
+ c6 m" X6 R1 {. Z* W& I - <li class="nav-item"><a href="#">About</a></li>
; \: l& L4 r L - <li class="nav-item"><a href="#">Contact</a></li>
1 O) g( w8 P( u0 A! U- l8 p - <!-- Dropdown menu -->- Q* a, }5 q2 ~/ E9 U+ c
- <li class="nav-item nav-item-dropdown">
# D' ]. ^+ `: y4 Y& Q - <a class="dropdown-trigger" href="#">Settings</a>
# {9 Q, s1 f; ]$ H2 X7 i- A - <ul class="dropdown-menu">
L0 V4 `6 V9 `1 c0 W - <li class="dropdown-menu-item">
# m; W+ G) R& e2 V9 {1 T. ~ - <a href="#">Dropdown Item 1</a>
$ q1 f' u) f( _( \( O! e e - </li>
M4 Z* |6 X. J1 I; |1 X - <li class="dropdown-menu-item">) \1 O( B* {! w: a- k% d
- <a href="#">Dropdown Item 2</a>7 I# ` c* s9 Q* P- N
- </li>; |8 E/ n2 K0 M4 e; ]
- <li class="dropdown-menu-item">' D- V- \" U! C: |
- <a href="#">Dropdown Item 3</a>8 s' `5 A& F& t4 [( d- o
- </li>6 [' y5 ~4 V9 Q. S* B8 M* x
- </ul>) x& g5 T) F- S/ A4 l% L
- </li>
' W; |; O( j/ w% x - </ul>1 S5 Q, t+ `- Y/ O8 b
- </div>
复制代码对应的CSS代码如下: - .nav-container {3 K! i/ R' |# V
- background-color: #fff;4 S& G9 Y) \* }/ j/ \8 c
- border-radius: 4px;7 o* c3 k) Q. N- I' A5 t {, z U
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);2 t5 D' Q6 G0 ?' u, a7 l
- padding: 1em;1 {% h# e& g1 H$ ^4 \
- border: 1px solid #eee;7 Q, `! T+ h3 y0 {! F- f6 H; W: V6 [
- display: block;
( c2 E2 _7 q# Q4 W( R/ t - max-width: 400px;2 ~0 ^- B' R0 z
- margin: 0 auto;7 w: e" j+ K; v
- text-align: center;
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- ul,
2 x7 Z4 q5 @ G" n1 H - li {
8 p" |& {9 {* I+ }/ q2 M1 ~& _ K - list-style: none;
9 o- N" Y+ W% S3 @ - -webkit-padding-start: 0;
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- a {
/ q4 ]4 b& ^7 d' }5 g. j) [/ M - text-decoration: none;
3 O, o9 S9 }2 v+ F3 } - color: #ED3E44;
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% i( i& J1 c( J* v3 |9 E - .nav-item {! \2 p! q' l8 K4 C7 l# B8 {0 U, B
- padding: 1em;. M8 y+ f/ D( S7 q; s9 e
- display: inline;, w' P9 ? O# P7 k* ]- v" @
- }
/ i$ C+ m# E, [ - .nav-item-dropdown {1 }" X1 c O# n8 b
- position: relative;" c7 E2 z* c! o
- }
# `# C' V$ y. ` - .nav-item-dropdown:hover > .dropdown-menu {
" n3 \0 e, A H$ y/ m) P, x - display: block;# P; Z4 w! Q( K! j
- opacity: 1;
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- .dropdown-trigger {% j6 S( |8 ]& {/ B" q
- position: relative;4 e+ ?+ Y) `$ v2 Q; S% z. i% {" s3 i
- }
5 |$ Z4 B+ N- V3 {$ e$ O2 { - .dropdown-trigger:focus + .dropdown-menu {
6 h% V6 v2 T- f# l$ z6 D - display: block;
3 G- T6 u- [+ e5 P" k' O# j. E - opacity: 1;
% E6 P: ~ w7 d# i; E% f - }
* x5 q/ \6 X+ v0 d: t6 G - .dropdown-trigger::after {. D$ v+ U+ g- m9 T
- content: "›";
, g" ]$ }- I& ~2 K+ l - position: absolute;) A9 ]- A8 |8 k4 X" Q% U
- color: #ED3E44;
- J- }' V1 C8 [1 C1 Q( Y5 S6 C - font-size: 24px;
0 c0 A; S8 a/ f6 l0 T; | - font-weight: bold;0 ?8 l O6 u7 Q
- -webkit-transform: rotate(90deg);" z$ a6 r! r" j% Y6 a$ P( |$ r
- transform: rotate(90deg);, I, f3 r4 N- u/ Q2 w5 d
- top: -5px;
, J0 I1 ~# j: k% ` - right: -15px;
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' z& l2 t: z' O: M% ?5 A7 v; G7 u - .dropdown-menu {3 C& f1 }" L2 W0 M! I# m3 G& ]
- background-color: #ED3E44;
) B" B* u$ J# K. f- h. ? - display: inline-block;7 {0 y* `8 a: z8 R8 D5 y
- text-align: right;, y3 ]* B3 v" V
- position: absolute;
8 N" Y! S; F% [ v8 i3 S( b - top: 2.5rem;6 M w$ p6 n v6 u% m6 ^
- right: -10px;; N# E% W& k2 u' o' R) Q
- display: none;. Q' U# j+ H# K1 }& F" q
- opacity: 0;
, N- x Q6 V+ W; P7 V; T& u - -webkit-transition: opacity 0.5s ease;
$ n0 {' u! ~8 p& N; ?: B2 Y K - transition: opacity 0.5s ease;8 q* ?0 V' N. F1 p" v
- width: 160px;
1 e9 R* ?5 U! f; Z( Q3 R - }
# }# l: H7 b4 F - .dropdown-menu a {
4 |8 a5 y9 S5 F6 ]5 n' R+ ~, K - color: #fff;0 p# m% V5 T) @
- }
% C! {1 K2 s1 J+ i/ M3 v - .dropdown-menu-item {( I9 a# t2 P2 C& x
- cursor: pointer;- C7 `' G! n) U, V8 z/ i1 D1 c
- padding: 1em;
- B6 _1 X! _* D* i5 l) u - text-align: center;
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% |) K$ P: E0 w3 x$ n - .dropdown-menu-item:hover {& G- J* c% h5 j8 N3 s* x3 M
- background-color: #eb272d;, @; e/ i3 L- I
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
( ~2 M7 [$ H5 D) n$ w; t - <!-- Checkbox toggle -->
; b; U6 Q- `- B% ~ V - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 B: ` A6 R; K" ~/ @% Y, l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label># Y. z3 J f0 U
- <!-- Content to toggle from www.mfbuluo.com-->/ P9 z4 k8 X7 J$ K4 q
- <div role="toggle" class="toggle-content">
, v, O2 Z$ H }1 n3 R& h - BA-NA-NA-NA!6 `( a5 I9 D- J# T
- </div>
. u+ C8 M: t f( Y, S - </div>
复制代码CSS代码内容如下: - .toggle {& }: Y7 v6 a) i* f0 O! {
- margin: 0 auto;
1 ~1 e7 S0 q$ I9 |( T# n - max-width: 400px;7 `: o( c1 S; n- W; |2 c3 e
- }4 C" X8 F2 l0 R6 n1 E
- .toggle-label {# ? u! d" [1 `% M1 j) ]
- font-size: 16px;) X( I( I8 l# X! j- v( k
- background: #fff;, {9 B; p2 R2 o. H7 F3 z, e+ n, ~
- padding: 1em;3 C$ k4 @' w4 w1 c
- cursor: pointer;
1 C7 P0 X. h: D! c+ ?) H7 |0 ~ - display: block;4 N, f" g' i8 }! |- k3 N
- margin: 0 auto 1em;
% b2 G8 w% `: v, `2 w' d - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35); y3 c: z" m" F' Z- P
- border-radius: 4px;
- r5 z& z* L8 g+ w' ~& K - }, ?2 Q& l- n w0 p2 F. U4 u
- .toggle-label:after {$ V& O# t! O+ Z" w" A
- color: #ED3E44;
- i }9 J/ D7 h# U7 _) n - content: "+";
- B S) Y$ q& u- H" V - float: right;/ Z% M0 A, v- w% F. I
- font-weight: bold;
: M8 d9 ]3 m3 z8 v F& P/ i2 y - }% E# R- y7 x+ x2 Z1 E9 N
- .toggle-content {$ u2 n! P& V) G, E: d4 s6 q
- color: #B0B3C2;
! d ?, r* c8 ]7 |0 c - font-family: monospace;
, [' T( B8 n$ N8 s - font-size: 16px;
1 H* A" C5 e1 Q& Y0 P8 H% Y$ s - margin-bottom: 1.5em;7 ?; c u. I( {' n* T4 {9 U% D0 M; W
- padding: 1em;
( d( r! G1 }: K9 M/ S2 H& R - }
+ b$ S$ E8 U# P6 j: K$ |% t - .toggle-input {; c3 O4 H5 ^2 a' j
- display: none;
. M$ I5 m, W Q4 c" d - } B* F/ ?0 u6 v$ l# l
- .toggle-input:not(checked) ~ .toggle-content {' I! u; R9 H4 Z
- display: none; m6 Y, S' ~! g3 T# N4 U
- }
) w4 a# V) j! G+ \8 } - .toggle-input:checked ~ .toggle-content {
8 k8 @" r8 Q$ P% h - display: block;* I: d) V) d( c, s8 A$ `
- }
; r& D- n. x+ Q, l - .toggle-input:checked ~ .toggle-label:after {
* |, q& a2 I( Y, I! b# M# _ - content: "-";
# q0 |% N* X; x- M9 \ - }
复制代码 + F j; }/ J. a2 q' W# c
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