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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 r9 u5 u' ~$ D7 @2 @1 j - Label for your tooltip- G8 Y, J. B$ y, t! A2 m
- </span>
复制代码CSS代码: - .tooltip-toggle {9 F3 y4 _0 ]; H0 {. j. G
- cursor: pointer;: H) o+ A+ l0 I& w2 h
- position: relative;
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- .tooltip-toggle svg {' ~6 `& ]0 q7 f) S7 l5 h& G9 z
- height: 18px;$ E0 }. u, A8 O0 p6 @4 g
- width: 18px;1 p/ m. s% M% p$ c) J
- padding-right: 0.5rem;. }5 X) z" s% ? l0 ~ ]
- }! R/ U1 @0 U! Q. n4 E& V
- .tooltip-toggle::before {9 b/ Q5 v( h/ T/ I
- position: absolute;
, @' T# d; U; h6 |$ w) p9 M - top: -80px;
& u5 K7 [/ R- u4 l& u - left: -80px;4 B0 v7 x# F6 F: W2 |9 X$ v
- background-color: #2B222A;
% i: }9 E: {) u" [$ D0 J9 m! R2 b# Y - border-radius: 5px;
9 G0 u6 h. X4 }7 ^: f2 p3 h0 E - color: #fff;
9 L6 a9 `" x! a: _ - content: attr(data-tooltip);" D A: \2 V, }- n
- padding: 1rem;
8 ~7 d' q7 t8 b g1 g7 g6 n - text-transform: none;
; V% W& P+ e$ c& |! {1 h3 W* [; J2 k4 J - -webkit-transition: all 0.5s ease;2 `% @; ]8 I9 X# E
- transition: all 0.5s ease;
F3 d" o2 m: R& p! E- o9 x V - width: 160px;3 `, k+ P) |0 L; t. z* m! A
- }
0 u' s% D2 |2 P; U. ?- Z$ W) \ - .tooltip-toggle::after {% B: J- g, J& @. _6 \5 }7 X9 E, I
- position: absolute;
6 f( ~ I1 B. N0 V! \ - top: -12px;2 b4 q1 p: r4 T1 }& @" A2 W% r
- left: 9px;# }! q+ w" z* {3 b/ [5 I
- border-left: 5px solid transparent;
! x1 \ d* X- R9 O4 d - border-right: 5px solid transparent;
4 ?/ G; B: ~) n - border-top: 5px solid #2B222A;; N5 `, v" V7 v5 T
- content: " ";
, G# C7 U- t/ n7 z" X: K& X( e9 _ - font-size: 0;; b: M9 m; k9 x3 m s: d& q" T
- line-height: 0;, F0 G Z, b# @* t) K
- margin-left: -5px;
$ T0 ]: d& L$ M1 y% ^ q - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
, R1 J( Z8 Z+ v) F" ]* c - color: #efefef;; ~- H! w6 C) ]) V4 H
- font-family: monospace;& b i0 M b, a1 l
- font-size: 16px;# B1 d- s* M6 K/ g( V
- opacity: 0;8 W% l( ?7 B% B7 i* O. |" F3 s8 M
- pointer-events: none;
4 k3 F8 l+ g1 V* n. z - text-align: center;
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8 _& p" p) W5 K2 L; q* y/ O [' e - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {- I: Z, ]8 Y% P6 t% m
- opacity: 1;
; N) p1 l! O4 H* M9 f9 R - -webkit-transition: all 0.75s ease;
V5 H! M6 {. ?7 y$ ?6 c s" A6 g0 W - transition: all 0.75s ease;
9 ] ?2 l7 k5 g$ _* y - }
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">, x, Q9 g0 r& g0 i) p
- <ul class="nav-items">% J3 a) E% q: ]& F6 g3 w, v# P
- <!-- Navigation -->
2 Y2 L3 T$ \' m - <li class="nav-item"><a href="#">Home</a></li>
K1 c( N: F6 E - <li class="nav-item"><a href="#">About</a></li>! t( B4 O& `4 U8 m, @9 m
- <li class="nav-item"><a href="#">Contact</a></li>
: w* W# I; a4 k' _. V% s. l - <!-- Dropdown menu -->
, G7 I H) C7 C4 ~. ^/ ] - <li class="nav-item nav-item-dropdown">
' R' m) ^+ S5 ]5 P- z - <a class="dropdown-trigger" href="#">Settings</a>
o. Y D- c3 D' N: G, e5 s. @ - <ul class="dropdown-menu">
2 m( N0 Z! Q; \6 N- v6 t. T - <li class="dropdown-menu-item">
% j B( x2 G' V. C4 T5 s0 k$ ] - <a href="#">Dropdown Item 1</a>$ i# p9 _1 w. c" P8 r) R& ~' c
- </li>
5 l; a+ \! F- ]& F7 A - <li class="dropdown-menu-item">
% a; |) H: z) S t+ z2 K6 @ - <a href="#">Dropdown Item 2</a>* H) p0 H( T% G$ w
- </li>
- ~! Q. L/ o3 X+ I6 `- [6 o( @ - <li class="dropdown-menu-item">
1 A4 C$ Y/ p; s& i* _0 |- ` - <a href="#">Dropdown Item 3</a>. N* i- E% I5 q; e; H; U* F
- </li>
4 ]7 i' A9 i R7 M. r4 v& i+ O5 ]6 F - </ul>
* ]9 y% h# W5 e' E - </li>" v1 v: S% w! W
- </ul>
' {7 B0 S' V: N& S l - </div>
复制代码对应的CSS代码如下: - .nav-container {7 d2 o0 M* p/ C9 v7 S6 E0 ~, b& \% B
- background-color: #fff;
4 G' B+ b- [5 T" G - border-radius: 4px;7 S& D) a6 ^# Z$ B* x9 Z! @% I+ u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 O+ Y9 F: j: n' P6 u* F2 W - padding: 1em;
6 o. W4 l C) j7 A; r3 k - border: 1px solid #eee;
0 I* r J& z9 d& h- I% R7 b - display: block;
( X g% n- V3 D( r7 c, W" H% B - max-width: 400px;' M8 B7 v% E0 a; ?
- margin: 0 auto;" A; U! _, L6 e( W1 }4 \+ H
- text-align: center;
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& a+ j. k% |" R: V7 x4 | - ul,
% ~- Y. W5 C$ h3 v( G6 |7 _7 {# P - li {! p$ `- b1 Z& `) w# U; @9 C
- list-style: none;
0 j& s4 P: f- O: C6 z- z8 M8 M - -webkit-padding-start: 0;+ X# _( ]$ F: u" l& j
- }
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- text-decoration: none;
" W# `+ p/ i- c1 {0 e9 \ - color: #ED3E44;7 I7 M6 r z$ P& y4 M5 n
- }1 |9 s+ c/ o0 q2 x
- .nav-item {# {9 g1 j' @/ `1 ^- J7 x7 F
- padding: 1em;
# m# |9 i9 m0 G' k - display: inline;4 H8 @- B' ~5 Z$ n$ S! X4 t
- }0 N6 Q+ x" O- b2 K: y7 R. f
- .nav-item-dropdown {9 e7 R# V# k1 G/ \
- position: relative;. S4 V9 t' F7 I- I4 o, r
- }
: ~0 X: ]. l( P3 a( d9 O% h - .nav-item-dropdown:hover > .dropdown-menu {
$ s/ _; W; h2 {& Q7 t" J - display: block;
/ g5 X1 ~9 H$ V D- M3 @9 E - opacity: 1;
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- .dropdown-trigger {4 A: T- Y1 w% w) W, V* Y8 [7 o
- position: relative;
# E+ _3 z0 U$ W# \( U6 m( M5 D - }
; r9 D: S* B$ N" ?3 b: v( C - .dropdown-trigger:focus + .dropdown-menu {
) r( W! K; i+ N7 q - display: block;% A- W9 X: z$ H V" t: Q0 @( Y
- opacity: 1;5 S8 [ A4 ^# @: ]' U& n
- }
" g$ h; {2 G6 ~( M& `, E - .dropdown-trigger::after {
( [5 P( ?. j0 p c, z- h6 P. V5 D - content: "›";
z/ j$ b. c5 c3 G - position: absolute;
7 O$ k {; L. H% Q+ B. B - color: #ED3E44;
/ w6 D$ m/ z d0 h - font-size: 24px;
. n4 H3 V N: B5 R+ X - font-weight: bold;2 x) ?* F( |# k+ l
- -webkit-transform: rotate(90deg);7 X5 [$ y8 u5 Y* n, L4 ~+ k; u
- transform: rotate(90deg);; ]" S' p4 r$ j2 Y
- top: -5px;# o- p1 [& y" g5 S( k6 C+ W
- right: -15px;
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- .dropdown-menu {
7 h3 K; ?% B8 `- k - background-color: #ED3E44;& R- E( b0 R& E* b: Z5 a8 R9 T
- display: inline-block;
2 E/ T) x y3 m6 G - text-align: right;! Z6 v% [: J$ `& L! e
- position: absolute;6 g, ?+ X6 A5 m; T2 s: R9 F% W
- top: 2.5rem;
( ~- x& Y$ R5 p8 o3 z - right: -10px;
7 ~' f" Q$ ^. r& u1 V0 y/ B - display: none;
, s' e& l: t/ D r9 @ - opacity: 0;# y n0 f5 M2 s7 Z, \/ O
- -webkit-transition: opacity 0.5s ease;
/ q5 P3 _: T* S, o+ E - transition: opacity 0.5s ease;1 O9 U( L+ l5 `% s
- width: 160px;
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- .dropdown-menu a {
( s @; r' o' l( U - color: #fff;
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- .dropdown-menu-item {
$ j) l( \/ ?( Z: q - cursor: pointer;; h9 R% ]5 s3 ]* p
- padding: 1em;
: T9 n @- r6 e/ p - text-align: center;
, G- s( Y5 b2 f/ v( @( b - }
9 d* ^; p4 v% r; w- b2 g1 s3 v - .dropdown-menu-item:hover {- C% f+ M( S1 p8 _- _
- background-color: #eb272d;/ U! G2 d n6 B7 C! {/ p" _
- }
复制代码 9 g+ ~, D' x, P% t" z. B0 ~
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ a4 `8 e( z7 t4 c& P
- <!-- Checkbox toggle -->( R8 K+ @( a. K2 B- m7 w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ l0 \" ]. J3 U# k' t
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>$ B6 _1 Z$ g9 S o
- <!-- Content to toggle from www.mfbuluo.com-->
5 p" q9 p/ i3 m7 ]: u9 t - <div role="toggle" class="toggle-content">
: R) H/ `, f7 D# G9 D# X - BA-NA-NA-NA!. X9 K/ H& R, s# |
- </div>
" @2 f7 Y; e" C8 [. {! ^ - </div>
复制代码CSS代码内容如下: - .toggle {) P% I, w1 |* |( D% t$ L0 r
- margin: 0 auto;
/ ~% q8 B" m- ^( k - max-width: 400px;
g6 E' b e t( `* E7 } - }) Q4 J" C( L7 Z% u! b8 Q8 |: Z7 k
- .toggle-label {( B8 G* o7 u/ s1 n/ R4 J9 J
- font-size: 16px;
7 o% Y2 M: R( j o7 ]/ ]7 x: y - background: #fff;# o5 v' b7 l3 a% y
- padding: 1em;
/ B' _* `2 r& c2 K: } - cursor: pointer;; ]0 l3 b+ U; d8 D5 s+ c
- display: block;
- |$ [9 F' ^8 J9 ?$ [: F( t - margin: 0 auto 1em;4 J0 `! g. j7 D( r/ c1 z; \
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% b& ^( |) _( f+ j5 B* T
- border-radius: 4px;: v+ s, L( {0 |7 t2 H6 R5 J
- }
* M" \) }( x& I - .toggle-label:after {7 V% _+ n+ _( E- [' {# n1 e9 W; A
- color: #ED3E44;* \* V8 ^8 h7 Y, `- V/ d, F
- content: "+";
0 v' b; g5 M: \6 J* I* X% |9 h( f+ s - float: right;
$ A1 K' u: _1 y1 G3 K - font-weight: bold;; h6 G+ O: X: L- g; C
- }
; K) v4 R9 c g - .toggle-content {1 N. l2 `" U' N2 N. O7 Q
- color: #B0B3C2;
# p% |* T2 O3 m# L. v( } - font-family: monospace;6 l3 ?/ ?- V% ?, e! ~6 c- p! n8 q
- font-size: 16px;) O; R- w( N$ p2 B! A, u
- margin-bottom: 1.5em;
4 O. | H5 n- i2 ^, j - padding: 1em;
; n* g) q! ~& x. I$ N* T, l) D+ x& v - }' j+ O; t. z( }8 ]
- .toggle-input {4 ~: X% V" ?0 V) V+ g
- display: none;2 V0 S2 F7 }. G' \. ^
- }
7 L1 C6 d* B& Q% Y9 l$ P; o - .toggle-input:not(checked) ~ .toggle-content {
' k7 e$ L7 l5 v9 U. K - display: none;& @- p7 D/ b7 k4 ]
- }
) `: W$ F; [( o8 | - .toggle-input:checked ~ .toggle-content {! N% M$ ]- ^9 e$ o
- display: block;
3 Z3 f- {) }# Z3 l4 p - }
6 h; L& Y/ j% t+ e/ `' d, ]7 p - .toggle-input:checked ~ .toggle-label:after {- W6 I* A4 @) {3 j) F
- content: "-";) t1 B6 ]+ A9 E5 T2 _
- }
复制代码 ( y% D! k- |, F& f p/ t/ N" }
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