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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!">" K8 W P8 F. S, m( u5 l
- Label for your tooltip* }/ r* j$ s3 X. f! @4 z1 g
- </span>
复制代码CSS代码: - .tooltip-toggle {2 _& _8 g2 S7 w
- cursor: pointer;" l5 p' W3 ~; F/ U0 z. e& w- z
- position: relative;3 k) K0 K& ]% _+ m4 x3 t
- }- N; g5 q: b4 X+ ?
- .tooltip-toggle svg {
0 S8 D) ]5 q3 X( |% U - height: 18px;
# i4 G; D, H5 M' i$ d - width: 18px;! ~ u5 p# e' X! ?
- padding-right: 0.5rem;/ f& p9 V+ O4 I$ E! _
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- .tooltip-toggle::before {' m5 `+ B- W% U4 M V. t% a
- position: absolute;. [ b% V& c% u4 W- y
- top: -80px;7 j2 [2 ^# v4 }% b! U. F/ [
- left: -80px;
% J, \# Z: m9 s- N( ?/ P$ d i7 I - background-color: #2B222A;3 W7 ^3 p" j7 i' K
- border-radius: 5px;
& M d- {4 d J - color: #fff;2 s" T& Z2 j6 N. h. b
- content: attr(data-tooltip);
% F. Z. ]3 Z0 V% Q$ `4 X) {% ? - padding: 1rem;; E! A' R, c, F. d; p7 Q
- text-transform: none;5 v$ l# _7 V( U3 H( {8 E" U
- -webkit-transition: all 0.5s ease;9 A- r, |/ X9 d3 f
- transition: all 0.5s ease;- [" L' }( U' ^& `
- width: 160px;5 Q) ?' ^5 y% S0 |
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- .tooltip-toggle::after {) |& h, I% n+ d6 ?5 |1 a
- position: absolute;
. s/ a4 C0 m: ?4 l - top: -12px;8 U" M, V0 u" C* ?, Y
- left: 9px;
( W# w; R- z# `! E/ T - border-left: 5px solid transparent;
: A- J# p, ]; @' Z8 K S' w" ^ - border-right: 5px solid transparent;
9 O- i0 A6 p4 N - border-top: 5px solid #2B222A;
/ ~! O1 l- S% s; h - content: " ";" s6 g) D6 _& @% c o* ^
- font-size: 0;. N3 ]+ t1 }! z) \2 c- l: D
- line-height: 0;) w& J6 a; i- e0 M
- margin-left: -5px;3 ?0 V! n; N; [9 u! _2 g7 Y% D
- width: 0;
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3 W+ X/ `: h7 `3 c, p$ n+ U9 T - .tooltip-toggle::before, .tooltip-toggle::after {
, V- M+ B2 F' P - color: #efefef;
4 G, S9 t' Z$ P2 X9 J7 r- ` - font-family: monospace;6 A- [. k1 ~- t- K
- font-size: 16px;" N }+ E$ Z$ I d, m% m' \+ s8 A
- opacity: 0;
2 ?5 s2 r' L: W, S; J" \ - pointer-events: none;
3 e+ f+ L1 g( i1 t5 R# ? - text-align: center;9 z4 o( L$ F r- U) X' o: C/ q
- }5 i) z* q0 P+ D# Z
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( i! u' n3 ]9 X, b0 W4 d% t& k - opacity: 1;6 j3 N% @6 q) \! U# M0 n
- -webkit-transition: all 0.75s ease;# O' x# D) v+ G+ Q- i; J
- transition: all 0.75s ease;, K5 y1 v; E$ s7 {% b( 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">
/ y. i% g" Q6 s6 ~+ e5 r - <ul class="nav-items">
( ^! n0 t; `6 N1 {& z" \" Y. } - <!-- Navigation -->
5 S0 w# F5 i; I9 Q( c! I - <li class="nav-item"><a href="#">Home</a></li>/ _ @" J1 z! _% L/ G$ h/ T# H
- <li class="nav-item"><a href="#">About</a></li>
- @3 `9 a- V0 h+ N( v1 M+ g+ b - <li class="nav-item"><a href="#">Contact</a></li>* R9 Z; a7 Z7 d" V" Z
- <!-- Dropdown menu -->
. s' o# W# n M! x5 N( Y' j - <li class="nav-item nav-item-dropdown">
9 C+ a& u9 a6 y( S2 Y3 { - <a class="dropdown-trigger" href="#">Settings</a>
- A/ |* O4 |1 F8 l" G/ }" q) H7 f - <ul class="dropdown-menu">$ v6 O9 l. m: B: [5 g
- <li class="dropdown-menu-item">
' f0 {$ n& V$ [' P' _2 ? - <a href="#">Dropdown Item 1</a>
. @# D* J* H* U& `, y - </li>
, @" x4 S5 q: E5 Y, O - <li class="dropdown-menu-item"># {6 d& V" l/ x$ f
- <a href="#">Dropdown Item 2</a>" A0 ^; `. {. v8 ^. ~; T* ^4 W
- </li>8 w2 x8 Z: z E9 }+ o% F! h3 Z) R! B
- <li class="dropdown-menu-item">9 f6 D7 D/ H0 n* o% u' \1 n" w1 o
- <a href="#">Dropdown Item 3</a>$ K( a0 V9 X- j K. l# V
- </li>" w+ Z) e/ Y1 V2 I" [4 p8 R
- </ul>* |7 x3 k* O2 q0 V( f1 C
- </li>7 b3 {! M p, w; n
- </ul>
( r$ j6 v; F s, ?+ B D - </div>
复制代码对应的CSS代码如下: - .nav-container {
$ ` M: w: x. H6 r" a8 w! |" F$ n - background-color: #fff;
$ O, J) h$ A& F U6 Q$ x$ i: F - border-radius: 4px;% T( I: i3 A" N9 O( ]& L0 e
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* y/ Q$ p; {! I% k
- padding: 1em;; z- `( g( n7 ^
- border: 1px solid #eee;
- u# f) ?0 Y3 [: _/ b - display: block;
- f: s2 R0 c+ F, H: Y - max-width: 400px;* |0 v, ?8 Y7 H+ `1 d, J
- margin: 0 auto;
7 R: ^+ _5 o/ u - text-align: center;4 |* e" _0 {7 E! h9 ?2 a
- }
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- li {) h7 m |* h7 x; E( W) }
- list-style: none;- H) B) `& A5 A3 Y
- -webkit-padding-start: 0;& `# f, Q9 l4 Y0 K( Q' u
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- a {
( D. N+ E2 P! K% J; r9 E* f - text-decoration: none;3 a3 \" }9 W1 i6 U
- color: #ED3E44;
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- .nav-item {
- b/ p2 M& K! y. U8 _ - padding: 1em;- A( Y, M6 y- e$ H) {2 @# N
- display: inline;
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- .nav-item-dropdown {
/ i+ m7 I# C0 [0 _9 ]9 ?! l4 Y - position: relative;
# ]& g4 O( Z: I9 ^+ S0 Q. v4 u - }
8 ?# `8 u# ^' m/ O - .nav-item-dropdown:hover > .dropdown-menu {
( S# L" U, J8 b8 N0 j* M - display: block;
! ?. `% N- b9 }& t8 a - opacity: 1;; A: k( j( }) b- u
- }
- T: m) }4 u' G( a6 l1 A- Q, H# d+ ~ - .dropdown-trigger {
2 P3 Q- T; |+ S( | - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
/ V+ s2 p C6 ?2 B1 u2 A+ l' C - display: block;# X& |2 [: f9 }- }
- opacity: 1;6 f- s' u3 j3 j" ~- y1 \6 _. |$ \
- }
1 ^& X% i( Q7 H8 J o - .dropdown-trigger::after {- @/ ^: ]/ R- b; D4 _( U( t# R
- content: "›";
: d5 ?2 m- ~0 _ - position: absolute;
2 C6 l& {8 k0 u - color: #ED3E44;
* P: y Y' t/ I6 l6 w4 Y' @3 w/ } - font-size: 24px;
5 u) o0 S3 h L. }4 l1 F - font-weight: bold;; @4 d: K+ N+ M* L& e, M
- -webkit-transform: rotate(90deg);- r. C) P$ @3 [" M$ W& U5 f( }6 `
- transform: rotate(90deg);6 e- N9 i. u5 @4 F" [& c1 x- A8 j
- top: -5px;
2 }8 o5 l. j% l5 I. _9 o" c - right: -15px;
) z& q$ ^; q" x T - }5 P& W. f" H+ J% O8 {- i
- .dropdown-menu {+ f( Z1 s# T/ R l- k
- background-color: #ED3E44;
" j" j4 {* z8 X1 ?. Z" ]9 m - display: inline-block;# o* G. z& ^# W) p/ b( S$ ^
- text-align: right;6 X9 Y& f. ?, y
- position: absolute;9 a' k# h* A6 i6 d; K7 J+ D" t
- top: 2.5rem;
% v2 S& ~* ]9 {# y& ~, T, }" | - right: -10px;, u0 B$ |" q1 L+ r; g6 s) E1 ]/ G
- display: none;
2 p* J6 _( f9 j6 o! s - opacity: 0;
0 t1 h& Y. ^8 m8 t5 t7 k/ x5 G) M - -webkit-transition: opacity 0.5s ease;
+ Q5 a0 V4 S: y2 W - transition: opacity 0.5s ease; F- T* Q: T; ^* q. J* F0 N
- width: 160px;
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- .dropdown-menu a {
9 B+ D9 L, t9 Z5 `/ j, { - color: #fff;
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- .dropdown-menu-item {
% j# ^, k8 Q; Y' Z - cursor: pointer;6 Q$ P3 _- w& r9 y3 v
- padding: 1em;& U( r9 V' f9 ~3 F* o7 O" l3 }9 `
- text-align: center;
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- .dropdown-menu-item:hover {
5 y% f/ K% W: M' N4 }8 k - background-color: #eb272d;1 }3 |: R2 r; R ^2 w* F
- }
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; x7 U% z9 A N b2 J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
H" F! E' |4 | - <!-- Checkbox toggle -->; S9 |+ N0 b1 e3 L3 V
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">+ p" m7 u; N% q: G
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% R3 O5 S8 O# O# d! \. |
- <!-- Content to toggle from www.mfbuluo.com-->
8 v& j5 C2 M I, ~' ?' ] - <div role="toggle" class="toggle-content">. ^& l; I* C8 f* |$ D2 f
- BA-NA-NA-NA!% k+ s) ]- `! r' F* h
- </div>
! g$ F. F$ a/ G9 e# y - </div>
复制代码CSS代码内容如下: - .toggle {
: `% X8 k+ Q& x - margin: 0 auto;0 V( q- {/ k: @9 Y
- max-width: 400px;
* l) g5 u6 @2 O5 n0 ~7 V9 {. _& S - }
9 f# M* j; ?% h) C) V- ]* N5 [ - .toggle-label {3 }' }6 r+ Y- q( O3 m3 o2 T
- font-size: 16px;0 T: I% j& P, l& N( j
- background: #fff;
V5 {/ Q2 l3 Y$ } - padding: 1em;
! u! Z2 a. O- D6 t* r9 i - cursor: pointer;& d3 |8 ]1 N2 d* M) f$ o
- display: block;, M( F& \9 a' h- q! l4 y
- margin: 0 auto 1em;
1 I0 i3 {9 _, u' z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);& I6 K& ]7 `6 l
- border-radius: 4px;; A" w2 _1 i+ `, c
- }
5 w. H5 C* ?3 M. H - .toggle-label:after {2 E- G( T( n( f; C* d( B
- color: #ED3E44;
* ~2 l) h$ f5 \, r5 L) v - content: "+";7 a1 i4 Y) E: t' f, j1 x% g. N
- float: right;
+ v+ H+ P* c0 R* s - font-weight: bold;
5 V( R& |6 a" ^8 T8 c' Z - }; }/ O$ j, o& y0 u( C
- .toggle-content {
- U. K; O( \; C( B5 J1 S - color: #B0B3C2;
4 J! X- ~1 a% I6 o - font-family: monospace;# s% R6 p. Q7 Y! l5 X5 u2 Z4 x( j
- font-size: 16px;
' ~& y s# f# h5 @( L - margin-bottom: 1.5em;! O3 Y u7 c1 c6 G
- padding: 1em;2 l+ o. V: z+ n. G) S1 X) ?
- }0 k# v5 J5 g; J: U2 q: j5 X
- .toggle-input { N/ U. [$ u; A" A) C
- display: none;2 [: Z# B; v0 u L$ E
- }. o: y- Z0 Z+ t# W! H- f
- .toggle-input:not(checked) ~ .toggle-content {
- z/ W) d1 i" ]7 L7 F- j - display: none;) P! m, j, T" c- h
- }! H- j4 j( U# b2 G
- .toggle-input:checked ~ .toggle-content {9 p) u! W/ O) L9 _1 r9 _ x2 Y9 L
- display: block;
0 V9 W+ m- u7 {8 N! ] - }
& ^: Y9 B5 c: R& t0 y - .toggle-input:checked ~ .toggle-label:after {
6 E7 p$ B$ o2 n, i5 ?7 P - content: "-";: z9 {4 c6 N. p y2 S
- }
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