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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!">
$ Y; Q B( }8 e l$ c! g0 u - Label for your tooltip% O& p1 G% ~2 y3 ]: s+ x
- </span>
复制代码CSS代码: - .tooltip-toggle {( ~3 n& f& v. X5 a( w% O3 y2 }
- cursor: pointer;
. T4 W2 i- |& M S/ i - position: relative;
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- .tooltip-toggle svg {9 ]+ C, I7 |" p( h" k
- height: 18px;0 P$ q" y. ?8 {, V
- width: 18px;7 h H, `- ~* p5 M7 J
- padding-right: 0.5rem;
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7 [' B2 B) ]7 |' R+ L+ W - .tooltip-toggle::before {/ } d" N5 }: y k
- position: absolute;
! X$ F2 i& { |0 S: T* h) N - top: -80px;1 k# C5 \; D. D9 k- U- `+ Z
- left: -80px;
# a' G" x9 ?9 A5 g' x - background-color: #2B222A;
/ `. g1 L5 I u - border-radius: 5px;
# \3 I: S% S/ s" `2 b# Q0 _! K - color: #fff;# u: C7 M' l$ B! p, z: U& k$ S0 E
- content: attr(data-tooltip);
& h; T! k$ @0 K- v2 t5 n5 t - padding: 1rem;
7 F# W$ f! k+ { - text-transform: none;2 C0 l1 n$ p! G$ }
- -webkit-transition: all 0.5s ease;( ]% X; W w" P; Y- F/ `. @
- transition: all 0.5s ease;
9 S& y4 f& K* x! v$ }3 P, T9 H% @ - width: 160px;" H$ v( g6 g4 u3 O! S6 D' K1 A
- }% \* M; w0 p- B* C" u
- .tooltip-toggle::after {
/ s6 R. Y3 B; v0 R6 x - position: absolute;
$ z4 ^. I# r3 s: t+ P - top: -12px;
, Z& D+ V9 `) ?% b - left: 9px;
5 E2 p* c d- [0 j0 N% Z0 [ - border-left: 5px solid transparent;$ d. d& T1 ]! }2 e8 z
- border-right: 5px solid transparent;) @" @4 O3 D2 L* S# \
- border-top: 5px solid #2B222A;0 J! Q$ r1 p- Y/ C8 o: _' Q9 i4 ^
- content: " ";
: K n- T: r, S - font-size: 0;
/ l, L3 h7 X0 F/ @& ~ q) w - line-height: 0;
6 E2 o8 u8 U6 _, q0 F7 h" | - margin-left: -5px;
4 {. }. \ m$ d; W0 M5 T- U6 z - width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
) B( w" |! `0 O9 |: E' {+ T7 S' I - color: #efefef;
9 _$ S8 n# f8 g9 y1 [ - font-family: monospace;& a5 r3 F0 k8 r- P# e$ L& m; _$ h
- font-size: 16px;
5 q- d1 O/ X, c - opacity: 0;. z" p* \! {3 Y& @8 m
- pointer-events: none;
k& T1 u/ F H& Q6 P5 V4 H% b - text-align: center;
1 @ K! C* P2 Y) @/ K4 i P - }
0 t1 m& k3 S2 O! l3 T - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" [0 m' o' i) O7 T( z - opacity: 1;
9 Q5 b, p+ a9 {3 f9 g I - -webkit-transition: all 0.75s ease;1 J) J1 R, h, D. d t% @" d
- 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">
( w$ Z* h: X9 R$ F - <ul class="nav-items">
+ Q/ c9 T: [" v% o$ T1 l7 ^ - <!-- Navigation -->+ w' u$ a. y' I& k
- <li class="nav-item"><a href="#">Home</a></li>" d+ ^' `0 ^$ B/ k1 N9 n* O4 g
- <li class="nav-item"><a href="#">About</a></li>
* J+ r1 c! N! o& s3 ?1 ]+ X - <li class="nav-item"><a href="#">Contact</a></li>
, ^; a7 F2 ^+ y' z2 {5 y - <!-- Dropdown menu -->6 u# j+ i% K- t8 a
- <li class="nav-item nav-item-dropdown">) Q3 e' x( { B: F8 C, x
- <a class="dropdown-trigger" href="#">Settings</a>0 } u% l" w* ~2 j
- <ul class="dropdown-menu">
8 O! v4 |& C" |- k1 ^1 V - <li class="dropdown-menu-item">
' A1 ~. j4 Q3 p; G* @ - <a href="#">Dropdown Item 1</a>: \/ N: e, n r4 A2 z
- </li>
/ A% K; K1 ^- A- M% J - <li class="dropdown-menu-item">$ Z4 s) J; g+ [% Z! \ |& U
- <a href="#">Dropdown Item 2</a>; d; J+ F, [% K# g4 p- K$ {. y# F
- </li>! R- W! C i1 y1 t& ?
- <li class="dropdown-menu-item">
8 p! d" `7 a' H - <a href="#">Dropdown Item 3</a>. K- D$ _# o% ~( z8 } }
- </li>
: V/ m# f8 v/ M2 s: d" o4 U - </ul>* h6 r( z* o0 ^. d5 e- y g
- </li>
% h. t- O0 L" P8 T. }6 B% X' V+ b - </ul>
+ ?! }6 N: T P5 { - </div>
复制代码对应的CSS代码如下: - .nav-container { g! B+ O, |6 d7 v: P6 K1 |
- background-color: #fff;
1 n! t r2 c5 ^+ e" a. m. p: _ - border-radius: 4px;
1 |1 J( B; F. n; h. i1 b7 k) I4 ?7 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- P! O u: W4 I) ^. n - padding: 1em;7 w, P, E u0 K9 q( ~2 ?
- border: 1px solid #eee;- T8 W/ \$ ^/ \& P
- display: block;
" \; z1 ?" m+ ]7 d - max-width: 400px;) O% D# z8 A' v0 P4 F7 J k6 ^
- margin: 0 auto;
9 C1 ~5 X- l7 E5 f1 I - text-align: center;
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- ul,
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- list-style: none;
/ x9 K; ?0 T% I$ | - -webkit-padding-start: 0;- f! ~) j- C _( B% d& j5 d
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- a {& m0 L: t/ D) A: S( S- r
- text-decoration: none;
9 T1 x" B- ^ ~" r# P& r - color: #ED3E44;7 Z& g, u( J- g# F2 N. G, z
- }* I& H; ^) ]/ y Q1 z. b
- .nav-item {* b6 w: q: K+ O: u
- padding: 1em;6 ?7 m2 Z6 Q+ [; z" F, ]5 F1 U9 c
- display: inline;
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- .nav-item-dropdown {. |% C. l- t$ X9 ?. E$ X( E
- position: relative;0 {! T' c( ~: D' b* X
- }7 f+ r6 P/ q+ V" X7 m6 n) q
- .nav-item-dropdown:hover > .dropdown-menu {
/ |! V8 H9 x& X# Q - display: block;
+ v# ?" y, ~* B - opacity: 1;* a! w5 H @" w( B
- }* x+ J; e% v7 e9 I+ w
- .dropdown-trigger {7 x* Y# M* @6 V
- position: relative;6 t. _1 j. ^+ \6 @ X/ R- W
- }
9 {& z; y! F- B# j* O - .dropdown-trigger:focus + .dropdown-menu {) d2 c3 R E; F [# _4 z9 L4 p
- display: block;
6 G7 e/ D" r) H9 Y - opacity: 1;
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- .dropdown-trigger::after {
% L% K6 m7 n* I w8 @ - content: "›";% ~3 z* t \" S" f+ S7 H
- position: absolute;2 P7 Y& d; ~3 K" Q4 d' R3 z) u9 a
- color: #ED3E44;8 Z6 ]" D& x1 ]8 e$ i( _
- font-size: 24px;
7 L0 P6 [3 O0 A9 [ - font-weight: bold;
/ W" k" [4 k; @4 U# [ - -webkit-transform: rotate(90deg);
. d& T) |, |* x* L9 p# l5 ^. B0 Z! P - transform: rotate(90deg);& {1 W# K- [1 `, C2 `# b6 W
- top: -5px;5 X7 Z/ v, R2 x7 G8 z- p7 k# I
- right: -15px;: K" v2 _8 G) q3 v6 H/ Q
- }
0 Q3 v: X* f/ y9 z1 o - .dropdown-menu {
& H4 C7 ]5 o# S8 f$ g2 N5 H - background-color: #ED3E44;
6 e: f& ?+ M6 I& D3 H7 r& j3 G - display: inline-block;
3 P9 B+ z! e# f2 {: G4 y - text-align: right;
8 ] M; B# n5 V0 Y- U - position: absolute;0 b5 U4 H9 u' ]
- top: 2.5rem;
$ K9 a% [& t$ K; j: ^9 ]# D - right: -10px;/ S r: H# ~% m2 J @
- display: none;1 E- P1 r& y& k% {; j5 V
- opacity: 0;
) _$ ~. n( N$ e5 |" z; F - -webkit-transition: opacity 0.5s ease;( x3 y0 c6 c( z0 q
- transition: opacity 0.5s ease;! L% u; N1 ]6 Q1 m" c2 a+ ^
- width: 160px;$ y, K, B n0 H# l/ y
- }2 ~$ J! {4 t. n% L) l }" ~
- .dropdown-menu a {1 Q+ F0 F7 F% `# ]# E; {2 [& G: l
- color: #fff;2 {! U# `: W! j6 ]9 ^ e
- }
* u) J. p/ c; A7 B - .dropdown-menu-item {6 w4 @6 f1 s! L' M4 B$ s ^, h
- cursor: pointer;
+ k9 S' H# P- O' ^ - padding: 1em;
0 g/ {9 G) ^1 o' a - text-align: center;5 Y5 j4 i) V8 c, w
- }
! e2 l: z; F7 q9 p - .dropdown-menu-item:hover {
9 v9 W. u- s- A3 H: r - background-color: #eb272d;
4 G* u, t+ z+ I0 a - }
复制代码
. L- W6 M) A& |/ X+ V, J9 U可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 W* `, g& o$ E5 q7 g
- <!-- Checkbox toggle -->$ ?/ K$ l0 r. o: l( ^) I! @* B
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; _& S0 L0 z; e' P2 M( A& F+ i - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>! |4 M- A8 p- s0 \" H2 y
- <!-- Content to toggle from www.mfbuluo.com-->
: ?% n7 t+ B7 g7 w8 }. M - <div role="toggle" class="toggle-content">
+ C' X/ a8 Q' j6 C - BA-NA-NA-NA!
: L! N+ C" |8 |: o) Z. V - </div>- u( l @- Q- E5 m4 F' ?
- </div>
复制代码CSS代码内容如下: - .toggle {
( `# ]) L' k! i, A - margin: 0 auto;
6 o! i* Z7 X! w; b - max-width: 400px;
$ y* Y z+ h; m) Z. w6 d - }
4 y4 y6 A: i( c - .toggle-label {
" s0 M( J1 b$ R0 U - font-size: 16px;( L: Y5 E! J" ?8 I! P
- background: #fff;7 d9 E: ` c; o, w
- padding: 1em;% N, z8 p5 V( ~; p2 C& V- w) R) K: s2 O
- cursor: pointer;/ m6 I6 Y% K9 z5 ~5 r$ x5 Y
- display: block;/ _( b. m7 | _0 R) |( q& R, J/ O
- margin: 0 auto 1em;
; r$ R6 J4 S1 a" } K& y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);. Q( t! }) I& t* h; f8 M
- border-radius: 4px;
5 i- U. s+ o P; ~ - }6 q) S! A1 v0 \$ F9 H
- .toggle-label:after {1 b2 B% w r: U4 _) J( r
- color: #ED3E44;9 w, _7 {% {6 ^
- content: "+";
+ p# J% j4 V- Z* H( \ - float: right;
( E6 F! d2 R2 O - font-weight: bold;) e$ L) W2 Z) [9 d
- }
7 U3 x9 L9 r: N - .toggle-content {0 W5 P! x4 l+ B
- color: #B0B3C2;
6 {9 z$ Y# Q' C# K - font-family: monospace;
1 B) i' Z1 m: H - font-size: 16px;3 Y/ u( M; w' t- _1 a- e$ B. A
- margin-bottom: 1.5em;* O4 A$ _+ K1 ~
- padding: 1em;
6 A: k0 k5 }7 o7 @0 O" P - }
" U" e$ `1 r3 u5 e5 T- w% f - .toggle-input {
& }0 { N9 ^, X0 F. y: ` - display: none;
) F( L4 ?, r" o; n - }
2 g* @1 W7 k( w: _! u - .toggle-input:not(checked) ~ .toggle-content {! F7 W* P% M$ h9 P
- display: none;3 X$ }; c+ M" C$ _2 x+ m* V7 U8 S
- }
) N) u, F1 y* O. i+ r: W/ | - .toggle-input:checked ~ .toggle-content {
+ y: x9 p+ L7 b( w o; F% K - display: block;
; J* ~; V& Z- f - }1 ?# a- R: Z; F* F' }) y8 B
- .toggle-input:checked ~ .toggle-label:after {
- H: F$ i9 k0 ]! O; Y2 o1 Z4 G - content: "-";
/ J& O# m- g# t2 Q" { - }
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