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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!">% R o. m* Y4 h7 V7 u4 n3 E
- Label for your tooltip! G/ F/ ?3 l4 B0 e" y0 ~( B/ g
- </span>
复制代码CSS代码: - .tooltip-toggle {3 s4 c5 ]0 V- R4 o. o: T* J
- cursor: pointer;
8 F9 L( X" c. Q' @3 O, w4 G - position: relative;* m: I& u" i! ~9 W" R
- }
1 t i6 h4 w) M6 r; k+ l - .tooltip-toggle svg {
" y+ k7 Z+ g3 F6 {' ?- d. k6 H - height: 18px;$ b4 l2 n7 `4 T. w4 Q
- width: 18px;4 _; f7 f5 T; X8 C
- padding-right: 0.5rem;
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- .tooltip-toggle::before {: {- E C8 Y' U$ E, `0 J& p
- position: absolute;! u) A" J( a/ j8 y
- top: -80px;
3 @* N; w$ o; ~% a$ @) f% A5 B7 | - left: -80px;: o1 E/ {2 Z3 O* Z3 S
- background-color: #2B222A;1 Y8 M6 s: P$ f( J8 |
- border-radius: 5px;
7 K! X3 K* n* z - color: #fff;
6 F7 l5 @; Y" x& ` - content: attr(data-tooltip);
l4 [, n& G1 E. b - padding: 1rem;
: H ?+ K3 O, l2 O - text-transform: none;
t% a c; {4 C6 v! {# | - -webkit-transition: all 0.5s ease;3 W1 T1 u; K5 F" s# u1 n
- transition: all 0.5s ease;
' R1 d( F, ]- }0 ~& y' ^; a2 D3 g R - width: 160px;
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- .tooltip-toggle::after {4 ~& n, |( e( }% P4 |- n3 Z
- position: absolute;; s" M2 J/ u' G$ d
- top: -12px;+ y9 j" }$ [! a# r8 q8 m4 J
- left: 9px;
% @: ~& a. K$ l' O - border-left: 5px solid transparent;6 i: F: A; O- g) [- J6 h4 O
- border-right: 5px solid transparent;
8 Q' ]0 [. u: g. A! K - border-top: 5px solid #2B222A;8 {7 V- r, ^+ M" H/ \3 v0 i3 N0 _8 T
- content: " ";
) t. `# {) Y3 b- F/ ^ - font-size: 0;1 ?2 z; }& p* H5 Y- T
- line-height: 0;( `$ e. |7 U' j2 d
- margin-left: -5px;
4 o& W7 G) x4 U. v, |* L: W - width: 0;
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5 F7 H+ {. H8 Q) d - .tooltip-toggle::before, .tooltip-toggle::after {; [0 p% J5 l- \1 s& D7 C
- color: #efefef;
! U. c$ p6 p& c - font-family: monospace;
3 a1 }# ~$ }" W7 }. D - font-size: 16px;. [" W1 A% W4 e1 F: k# I( o& p
- opacity: 0;3 U9 f6 k* ]. w( h0 e. E
- pointer-events: none;$ h, b6 o4 u" S' N. W
- text-align: center;% z+ V% [; |: }" A5 j
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
& N" u0 b3 n& O' F( o4 B5 n3 I - opacity: 1;
' l, [! L. f, k i9 B0 S" m - -webkit-transition: all 0.75s ease;! `" u( v( D, J5 m! \6 ?' P1 H& f
- transition: all 0.75s ease;
. Z4 |4 M& Q, }& H0 h- f; z - }
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">
$ p3 l1 r! \+ U, o, @" e - <ul class="nav-items">
. P8 Y$ h& ]7 g0 ?+ I - <!-- Navigation -->+ R2 j8 f$ u, v1 z: ~# n3 e" m4 L! e n
- <li class="nav-item"><a href="#">Home</a></li>/ G. n# _! E( O
- <li class="nav-item"><a href="#">About</a></li>
+ d1 M. T+ O% f* |- z, `1 C - <li class="nav-item"><a href="#">Contact</a></li>
& _9 [, @6 M% @% c - <!-- Dropdown menu -->. h- r1 [% i) y$ Y
- <li class="nav-item nav-item-dropdown">
5 l* U- S7 d& q" ~7 f9 r - <a class="dropdown-trigger" href="#">Settings</a>
6 y! n4 B" T4 `2 [ K8 m9 t - <ul class="dropdown-menu">! l- |- R0 z5 o5 x* @
- <li class="dropdown-menu-item">
' E4 v* ?& X+ m$ T: l* w - <a href="#">Dropdown Item 1</a>) S( B; M$ m o" M
- </li>
0 }3 ?7 m3 C) A! }' l - <li class="dropdown-menu-item">
4 j5 g# Q4 Q. d: X) A+ d - <a href="#">Dropdown Item 2</a>- H! U7 C+ ?/ s9 ]
- </li>
& [& `. o5 M% n3 K8 {% D - <li class="dropdown-menu-item">* s; u+ Y' g( z* y5 m
- <a href="#">Dropdown Item 3</a>, R5 O3 ]+ m% {
- </li>! B+ E* j- G: g' q% P0 U8 E, m1 C
- </ul>
5 K- M3 a4 ~5 x5 T( E. @8 e: k7 R - </li>
# L# y# n/ S5 A( X$ \, S; y, _7 f - </ul>
! x" k. Q, C' x! k: Y( u - </div>
复制代码对应的CSS代码如下: - .nav-container {6 G0 p4 U% M7 ?: O1 L+ L7 ^; ^
- background-color: #fff;( n% S5 C: D O4 a; C3 J0 W4 Y* g
- border-radius: 4px;% A$ V: N& x5 C5 h; i! ]
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 u0 \$ x, E1 F" e! r0 D: v# W1 T
- padding: 1em;- r% J; c8 {' I* B# C# `
- border: 1px solid #eee;- U+ u. J) p1 P7 g$ p) r
- display: block;8 P# o# {- ^( {) u' z) O# ~
- max-width: 400px;
/ j; L) p/ I/ h8 p7 m - margin: 0 auto;
, D& j: t4 y2 k$ p( G( o - text-align: center;' l, G# g* ~$ O7 A6 p$ x) W
- }* C1 [' A' `. X! j- D2 E
- ul,0 c4 z# ^ {7 V" w/ o. G9 u6 M5 S
- li {4 Z* T, f0 ?& w3 J( q+ I
- list-style: none;
# l6 P9 J4 Q$ b! ]6 o - -webkit-padding-start: 0;% f u, R! Q' ?! k% w
- }% B$ Q# w/ l6 a
- a {- ~% m- T8 Y! S* s+ r* L z' ]
- text-decoration: none;) _6 @- v4 }8 y2 m9 D# \
- color: #ED3E44;
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, f, I( D; z2 ?( E - .nav-item {
! o( j I, C% O* A0 m - padding: 1em;
+ x# d# ` u' o1 } - display: inline;! X& f8 ^. ]. X! c) W
- }
+ d+ j+ v" }4 ^; i; u - .nav-item-dropdown {: k" i) j; z H. N7 E
- position: relative;
% m9 f& q, [0 |, j$ a - }) }. n7 r5 l! w4 \
- .nav-item-dropdown:hover > .dropdown-menu {
$ m6 ?, A* |% c- u# y$ W0 S - display: block;6 @( _" ^$ _! Z+ P+ {3 \
- opacity: 1;
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$ f. h) W8 `4 r; M E+ I( k - .dropdown-trigger {
% s# A/ ]9 [3 n) ?& F) d - position: relative; V# o( x5 G+ S0 {# _
- } F; O) M1 V' B# A
- .dropdown-trigger:focus + .dropdown-menu {/ A) z! D5 F2 l; \3 ?4 n! R& G
- display: block;
9 D5 h+ Y" O; ?8 y# O2 w! c - opacity: 1;
1 q% F; p8 n" c: t" l - }
: F" j) e3 _; h( u - .dropdown-trigger::after {
0 Y o* I# x e, |" h" @7 p4 [ - content: "›";
, @0 J _: F( ^ - position: absolute;
0 i6 x! H5 i7 O# i7 D# u+ A6 ^/ Y - color: #ED3E44;5 j9 O8 [$ d+ Y- q2 h4 J
- font-size: 24px;
2 Z/ {* F- l7 d# o - font-weight: bold;/ ]) s- C5 e; K% ], Q* m6 P7 \. Y
- -webkit-transform: rotate(90deg); n0 o, H& x5 D0 X
- transform: rotate(90deg);1 ]' @0 j4 }3 `3 E- w5 g, C( m
- top: -5px;4 J* a5 B$ B4 p' R; z; b
- right: -15px;1 {1 R. V) Z) J/ P% N; Y
- }5 Y+ H) I% E% S
- .dropdown-menu {2 [$ Y+ z3 V7 }+ w) N
- background-color: #ED3E44;2 R3 d8 f8 l" @9 K/ O [: A2 ^, ?! i
- display: inline-block;, d- `" [; X- N8 C2 f
- text-align: right;# e, E" N/ p U$ H/ v/ m
- position: absolute;6 E* M: w+ p9 G! H
- top: 2.5rem;6 \% `! z1 Q% Z" p: _1 P
- right: -10px;
. m9 ?4 p# a, x" Y - display: none;2 }# r* r" r8 F! N' J2 v
- opacity: 0;9 b" |5 r' G3 w+ h- o7 g
- -webkit-transition: opacity 0.5s ease;
' S$ D' N0 q" m, G Q - transition: opacity 0.5s ease;
& U# A. Q4 L+ y1 Q5 I+ W - width: 160px;9 s5 `' ]9 T3 ?, z* V2 D. F7 ^
- }" W% |7 h, L' t2 P! v. q! B
- .dropdown-menu a {; S5 f) ^ M8 a$ n3 k
- color: #fff;
; b+ ^+ Y. m/ ?1 `) d - }
9 m0 x- M. p$ K, i3 O* l5 ^% s: A - .dropdown-menu-item {
$ B5 z$ R, t6 _; S - cursor: pointer;
& V6 J' X5 n8 i3 a+ A6 I - padding: 1em;% @- Y; C, L4 M) H( o0 s0 D \
- text-align: center;
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- .dropdown-menu-item:hover {2 F+ \9 F4 F$ T8 k
- background-color: #eb272d;! [- U$ ?- M6 X
- }
复制代码 9 G+ E1 N5 R, {' w; _! P
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
4 x. D; y% V+ v8 u% G% W! B$ j3 i - <!-- Checkbox toggle -->
0 O, a( V1 u9 `- Y& ~ - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">. Z1 j# V) b4 W7 ^7 z2 _. W
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 I& b% Y9 ?! x9 n
- <!-- Content to toggle from www.mfbuluo.com-->
2 `6 |1 a7 [3 f Y - <div role="toggle" class="toggle-content">9 H3 u. K" @9 s3 `1 S: {
- BA-NA-NA-NA!
0 Y$ r4 A1 [5 r, ?+ B - </div>
* R+ ~: J8 a9 o' j; C/ G, H0 w' Z- ~ - </div>
复制代码CSS代码内容如下: - .toggle {
- |: e1 F! F: C$ L/ H - margin: 0 auto;& b& ]' U# V5 t7 L0 x( h2 c
- max-width: 400px;
$ G7 z: H- U; i3 F - }# R2 v% T2 f1 C7 z9 {
- .toggle-label {) l9 ?7 C, S0 r8 ?' D
- font-size: 16px;% E7 Q6 h: t" T, l$ c8 Q& }
- background: #fff;! P% C6 ^& Y+ U6 k, B9 L
- padding: 1em;: X& e7 i9 z- V
- cursor: pointer;5 h6 E- _+ |' W7 t0 o" l
- display: block;' [+ v: x; _+ X; ~3 ]0 p
- margin: 0 auto 1em; R. A0 S8 C; r7 _+ r
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 f6 T0 C( y7 g4 y
- border-radius: 4px;
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- .toggle-label:after {
; q2 \& H% e. M6 E - color: #ED3E44;( R3 q7 h# x/ t
- content: "+";' a0 V) y, r2 R5 s" X p
- float: right;
( W& a2 w# g) c3 v& r - font-weight: bold;9 w0 ~+ V& j% s! N% W+ e# c- y
- }
1 S# a$ e% r* a' D - .toggle-content {
; }. @' ^ v" J: M2 e0 f4 i - color: #B0B3C2;: H6 f& T2 M* C' n) s2 }: F
- font-family: monospace;
& Q4 ?1 F+ d* x& B2 u3 l M* P' m4 H - font-size: 16px;$ i+ O( V C( t
- margin-bottom: 1.5em;1 T- i4 b# n, C1 H9 K
- padding: 1em;$ C) `* s+ B3 W2 a: R
- }
- j8 N" w' \- w - .toggle-input {
+ {# A, v) h6 _ | - display: none;) v( x: x. Y5 N7 X4 t
- }8 |- t- z _: h( t0 l
- .toggle-input:not(checked) ~ .toggle-content {8 K! [" D" v9 e, F1 A5 P4 w
- display: none;, ?$ P! I/ z8 }4 p$ W. B( m. v. t( w
- }
* F) Q* I7 W0 t+ ^% P; l# [ - .toggle-input:checked ~ .toggle-content {
. w/ k" o& Z9 a$ h; V3 X3 o - display: block;
- ~7 B4 C4 q1 ]- _* W @3 u - }
5 {- G) {( x3 t: w$ h1 M6 a - .toggle-input:checked ~ .toggle-label:after {
% T) C0 j' T. [+ l* g - content: "-";# P- z) X6 Z( Y, R( C6 V( G; k
- }
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