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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!">
9 i* q! d- Z7 {! W$ E2 ? - Label for your tooltip1 z4 ^6 u% }% i9 \9 ~; S+ D
- </span>
复制代码CSS代码: - .tooltip-toggle {# G# i, K, b7 ^9 \: m9 {
- cursor: pointer;% ~) h* Z9 {( |
- position: relative;
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% X, x" `" F a+ h - .tooltip-toggle svg {$ O5 k4 ~) d# O" r+ `
- height: 18px;
5 X" Q) l- w, n - width: 18px;
+ @* K0 _+ E- [2 Z - padding-right: 0.5rem;
: z: q# B# O" w3 P - }
! R) z: n7 E6 ^$ ]2 q! L - .tooltip-toggle::before {7 X9 b9 ] V3 v- m/ x$ X$ C$ w
- position: absolute;0 z, D' u2 } R5 }9 Z! h
- top: -80px;
# t0 x$ L5 l6 R' M) Y9 Z - left: -80px;
) A3 m; b1 ^% f) ~2 } - background-color: #2B222A;
$ U& G$ I [0 x: j: \ - border-radius: 5px;
' M/ c5 e* K* T# U+ m - color: #fff;
! l7 A1 y4 w7 b - content: attr(data-tooltip);
6 M% z" I- w V1 o6 u2 R - padding: 1rem;1 ]6 [) Q/ {/ x6 l& X: L
- text-transform: none;- o" ]4 J, z4 J( C
- -webkit-transition: all 0.5s ease;4 o; }0 d7 l. n: r& ]. u: ?& r; T
- transition: all 0.5s ease;
0 m$ B. S6 ]# x6 o/ H+ Z0 @! m2 S2 G - width: 160px;
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4 E/ u/ f# U% `' M' ` - .tooltip-toggle::after {
2 \! B/ I! J3 m( D. |4 l3 ^& u - position: absolute;
& l. l4 |- p y# m. g1 m - top: -12px;
+ N% m5 f+ E" O; x - left: 9px;* B8 u+ J* Z+ l6 Y! A* [
- border-left: 5px solid transparent; p( J1 N3 J' W
- border-right: 5px solid transparent;
/ i& h8 @3 `" h& D$ K3 y - border-top: 5px solid #2B222A;
# C% p7 P/ J( U G* w1 e3 A/ C) ] - content: " ";+ l6 f. X1 p T4 x2 {$ s
- font-size: 0;
7 o0 k2 |* b% t - line-height: 0;
" ` o% Q6 z4 F. w# L/ t - margin-left: -5px;: d$ K# j4 ^9 }5 ]. g. E
- width: 0;
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8 N! k+ }8 j4 ?9 K( I. [, t1 q - .tooltip-toggle::before, .tooltip-toggle::after {1 U( }& x; F% y* s; J# c
- color: #efefef;
5 B+ b4 u Z/ I; J" d$ m - font-family: monospace;- I: a% \' h. F
- font-size: 16px;4 d4 Q0 J" ]7 M/ M; l
- opacity: 0;
9 `0 C* V9 x$ i - pointer-events: none;
$ N# t) E) u8 i$ n+ e7 R0 M; l9 M - text-align: center;
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- z$ A% c, d5 q/ z - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {5 t F( M8 I* U" `
- opacity: 1;. i# Z+ ?" z8 }
- -webkit-transition: all 0.75s ease;
# ^3 ^! v. g$ S. a% U, E1 o - transition: all 0.75s ease;& H2 P" i- \' w1 w
- }
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">- U; g9 n( J7 C6 D; W
- <ul class="nav-items">
" h9 m$ z6 ?8 D: G+ Q( M# { - <!-- Navigation -->
* O+ a/ u$ Y( y- z4 G! G& O# C - <li class="nav-item"><a href="#">Home</a></li>' q( e) C+ U, Y5 l/ o/ x z# r
- <li class="nav-item"><a href="#">About</a></li>
/ P' _- ]7 i0 N5 J, h- c1 L - <li class="nav-item"><a href="#">Contact</a></li>- A$ w, N( V/ _! u* E. R& o9 L9 ~7 T
- <!-- Dropdown menu -->
; q! i7 r% F. A# b" l - <li class="nav-item nav-item-dropdown"># Q, i. ]+ f- w/ r. r) ^* M
- <a class="dropdown-trigger" href="#">Settings</a>
; m& W/ X/ R" k, j' V4 S3 a" ~. d - <ul class="dropdown-menu">9 W) y* h" A% d+ i2 N: I
- <li class="dropdown-menu-item">$ y$ `" H# Y/ L- E* H( g& Z( V) ]
- <a href="#">Dropdown Item 1</a>
: Y ^! Z) s+ k$ \7 ^( A - </li>: } `8 n) A' O$ d) ^, F' \3 H
- <li class="dropdown-menu-item">* M) _( j4 p% J/ ^
- <a href="#">Dropdown Item 2</a>
+ g7 Z" z# Y {" b - </li># ~4 K! U I; M% L5 l. a( m
- <li class="dropdown-menu-item">
9 U! x8 v2 _3 V - <a href="#">Dropdown Item 3</a>
2 M C/ z$ D2 P: d8 O1 T& X - </li>
$ Q, p" G' k+ _9 G" D4 L! } ? - </ul>
: Z5 y1 A6 z0 E6 m+ H" \, L) f# J - </li>$ e- m( K( M, B( y7 G, k% `6 K
- </ul>
( S- W1 _" j. I* u - </div>
复制代码对应的CSS代码如下: - .nav-container {
7 ~/ E# m* W8 K. |. ? - background-color: #fff;3 G+ p0 K2 f/ h# h4 n
- border-radius: 4px;
9 m, }$ w/ g1 d9 ~$ Q: w( s* t9 `8 r( j; y - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 }& }9 k- A# J' _. Y
- padding: 1em;
) c6 `; n7 ?5 C; r8 F - border: 1px solid #eee;0 w* `4 G( ?+ }5 i1 `: t, `
- display: block;
- R8 q! w) o+ n0 Y0 o" D7 a. ]( O! ^ - max-width: 400px;' z8 q( f2 j" J, A7 S: H# H. w
- margin: 0 auto;" m( O# U8 Q# y
- text-align: center;
+ \+ C1 D$ w( } - }
m# c1 V% ]; m% i3 t$ e - ul,: z( m% M; r6 w' W5 w2 ~+ H8 l" }
- li {
7 S4 R" {2 J" f1 o - list-style: none;
^1 h% Y" B/ c9 c0 r2 T; C - -webkit-padding-start: 0;
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- text-decoration: none;
9 |8 c: {# o! G5 p7 b - color: #ED3E44;
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- y6 U8 O* Y" o8 o: ? - .nav-item {
4 L( i9 M$ x! U ` - padding: 1em;
1 ^1 v) p0 H0 D - display: inline;
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+ V/ B, ^; u6 Y/ E! A$ O _1 ~0 c - .nav-item-dropdown {
3 y8 a) f: N% k# c - position: relative;
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. w! N" S% M; W4 u5 \' l/ W - .nav-item-dropdown:hover > .dropdown-menu {
* i; J, Y$ v5 |/ b9 b - display: block;
* j. u; r# p3 P5 W& F- R" J7 | - opacity: 1;
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) B' e: J- k6 x- ]# H: {7 F - .dropdown-trigger {
* r7 ?) }5 L4 n2 b* ~ - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
0 Y9 C( h/ D/ ? g - display: block;
+ B( L0 J. M/ `" e0 W" T1 z - opacity: 1;% J Y5 U& Y) G9 i( h S; Z
- }
8 {7 \$ Y- c) i5 t L - .dropdown-trigger::after {
& |; D5 D& H: f$ D& u, L - content: "›";9 g, a+ Y$ s" U
- position: absolute;& v6 o5 B4 {) \" G8 M* I( Z
- color: #ED3E44;( _3 K; v. Z. \7 @
- font-size: 24px;; [7 L! |! R0 V+ W! j
- font-weight: bold;: U3 j! Y3 O P) ^0 [
- -webkit-transform: rotate(90deg);9 c; A) h, J: B( z1 k
- transform: rotate(90deg);
* M. o8 Y) |" |0 o$ F - top: -5px;
2 I9 k, |+ M0 Y7 S2 \0 T; x- v1 x - right: -15px;
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- .dropdown-menu {* l7 c4 P" B$ J
- background-color: #ED3E44;7 [4 C' ]: j( A Q
- display: inline-block;( y1 ]3 v& ?) C. U5 e% p
- text-align: right;
9 B4 Y9 u( `3 m/ m& j - position: absolute;9 p* P3 H8 `, l2 u! z
- top: 2.5rem;8 ^! {( Y1 E+ i, {$ P, U6 k
- right: -10px;0 P% w; k: d6 p5 ?: n" S" H. k0 q& Z
- display: none;
# O S3 K ?( z5 i; S - opacity: 0;
3 v$ d5 U: G% C - -webkit-transition: opacity 0.5s ease;
' }6 m/ M: F5 h$ k( S+ J - transition: opacity 0.5s ease;
6 m8 X9 Z0 c6 N5 C6 W: S& A - width: 160px;# F) O8 V5 r( B/ O' ?6 \
- }' ?4 G9 M- k3 E7 ^& y( g2 o9 [. Y
- .dropdown-menu a {1 X& M; q% a+ i. w
- color: #fff;! |" z6 [+ \* M; _6 z
- }9 e0 I4 p3 N6 R% h3 @* @( v
- .dropdown-menu-item {
" S0 q" K, F/ A1 J! t - cursor: pointer;
) D! K2 M" l$ H0 X - padding: 1em;
9 F- n, a2 H+ K& C - text-align: center;! K/ @$ I# s2 x) t; l& A; Z
- }
5 Q- Z0 U& S- L# Q. Z - .dropdown-menu-item:hover {
7 w q* p7 K1 p; C+ v, E; T; _( e - background-color: #eb272d;
* i2 v7 [5 F! }0 K - }
复制代码
! z5 k: Q9 r6 {3 R可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
& g( h6 |# b% E2 h - <!-- Checkbox toggle -->) g: ^* |7 e6 R$ t8 J- B d* m
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ h% C& r1 y1 R5 g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 O4 |9 C1 h8 L. H/ U* Z; C - <!-- Content to toggle from www.mfbuluo.com-->3 ]! v3 b, d& [* f3 h
- <div role="toggle" class="toggle-content">
5 i; [1 b7 ]! ?1 y4 c6 b- c4 U* T7 ~& N - BA-NA-NA-NA!
/ G6 ^8 Z( J" X - </div>; G5 ?: |. M: S7 w( c* S9 p
- </div>
复制代码CSS代码内容如下: - .toggle {
5 k+ c: i& J4 d- N - margin: 0 auto;
% h& ^% L4 Y+ B: B4 g - max-width: 400px;
* b( F5 N$ v2 X' Q - }
. Q$ ]$ K6 f0 G/ q - .toggle-label {) w0 n; v0 V" m6 T4 R. s
- font-size: 16px;
$ M+ V a! [$ m1 W3 l7 f) U - background: #fff;
7 h% g z$ ?3 G - padding: 1em;
2 I" y/ A0 ?7 R+ f" O - cursor: pointer;7 ~( M- {* G6 t. x# j
- display: block;* W' N# {. X) S% C+ w
- margin: 0 auto 1em;- ]. e( o0 H1 q4 d4 ?/ I
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: f# B8 [: L& o5 M v
- border-radius: 4px;8 F$ W: e8 E' \/ I% E
- }
) }, v+ s$ P6 a' H3 H - .toggle-label:after {
& \$ J2 ^# [% t# Q i - color: #ED3E44;
+ o" J2 b# Z4 ^* d1 { - content: "+";
# T% k+ ^' D# p0 N; J0 v8 E' c - float: right;
" o1 h0 p1 p1 V" J! b' V3 X - font-weight: bold;
. s% b. W3 a5 [- V9 R - }
_( I0 M, G2 W6 U9 R - .toggle-content {
% w* S3 G) _# C3 q. B# j" b - color: #B0B3C2;
3 H2 p9 m1 M9 ^& v. U% Z - font-family: monospace;, U {" U7 _+ L- e$ H) k
- font-size: 16px;
; Q# k9 w5 W+ W1 _0 u8 y- j/ ~/ C - margin-bottom: 1.5em;& @5 x K" T" F9 N3 f
- padding: 1em;
0 R; C1 {2 M% m' ~2 s- ]" d - }
$ `2 A3 ]6 D5 m$ ~* L6 A - .toggle-input {
; b/ M: ^6 e- K* i" U& `: R1 @ - display: none;( G( L7 ] v" r, n! \7 M* f
- }9 e- }# q- B* H' a
- .toggle-input:not(checked) ~ .toggle-content {" `( w) u2 N: u/ x# V
- display: none;
6 Y7 C. t; B' h/ L - }
1 y; [" k1 w. Q3 k4 Q - .toggle-input:checked ~ .toggle-content {: U ?; v" z# K. C/ B- i/ H
- display: block;. V7 O6 `8 a% g; t- v. [) d3 w
- }
' q, g, O0 J; f+ Z. v - .toggle-input:checked ~ .toggle-label:after {
; b6 E; V; l1 f - content: "-";( y7 r) [; k3 R- b; }8 _
- }
复制代码
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